Study resources on Kenyaplex

Get ready-made curriculum aligned revision materials

Exam papers, notes, holiday assignments and topical questions – all aligned to the Kenyan curriculum.

Browse exam papers

Or go directly to:

Class notes Holiday assignments Topical questions Other resources

Evaluate

Answers

Kavungya answered the question on November 18, 2019 at 08:38

Answer Attachments

Next: Indicate the correct intonation in the following sentences using “F” for falling and “R” for rising intonation. (i) How did you get here? (ii) You actually...

Previous: Your friend has organized a farewell party for his sister who is travelling abroad. You have been asked to give an impromptu speech. List the elements...

View more Mathematics Questions and Answers | Return to Questions Index

Exams With Marking Schemes

Related Questions

Find the value of x given that log(12 - 2x) - 1=log x - log 15. (Solved)

Find the value of x given that log(12 − 2x) − 1=log x − log 15.

Date posted: November 18, 2019 . Answers (1)
(a) Expand and simplify (3 -x)⁵ up to the fourth term (b) Use the expansion above to estimate the value of (2.98)⁵ correct to 3d.p (Solved)

(a) Expand and simplify (3 −x)⁵ up to the fourth term
(b) Use the expansion above to estimate the value of (2.98)⁵ correct to 3d.p

Date posted: November 18, 2019 . Answers (1)
Given that vectors OA= -8i + 2j and OB=6i + 4j and that T divides AB in the ratio 5:3, find TB in terms of... (Solved)

Given that vectors OA= −8i + 2j and OB=6i + 4j and that T divides AB in the ratio 5:3, find TB in terms of i and j.

Date posted: November 18, 2019 . Answers (1)
Solve 2 Cos²x - 2 Sin x=1 for the interval 0= x = 360⁰. (Solved)

Solve 2 Cos²x − 2 Sin x=1 for the interval 0≤ x ≤ 360⁰.

Date posted: November 18, 2019 . Answers (1)
Three quantities A, m and n are such that A varies directly as m and inversely as the square root of n. When m=6 and n=16... (Solved)

Three quantities A, m and n are such that A varies directly as m and inversely as the square root of n.
When m=6 and n=16 A=14. Express A in term of m and n.

Date posted: November 18, 2019 . Answers (1)
The image of a point P under the transformation represented by the matrix is P¹(6,3) find the co-ordinates of P. (Solved)

The image of a point P under the transformation represented by the matrix
is P¹(6,3) find the co−ordinates of P.

Date posted: November 18, 2019 . Answers (1)
Cherop's farm is in the shape of a trapezium ABCD shown below. A borehole is to be drilled in the farm such that it is... (Solved)

Cherop's farm is in the shape of a trapezium ABCD shown below. A borehole is to be drilled in the farm such that it is closer to AB than to side AD and closer to corner C than to corner D. Shade the region of all points where the borehole can be drilled.

Date posted: November 18, 2019 . Answers (1)
Without using a calculator or mathematical tables simplify (Solved)

Without using a calculator or mathematical tables simplify

Date posted: November 18, 2019 . Answers (1)
Given that the column vectors (a) Express a as column vector and hence calculate its magnitude. (b) Given that the midpoints of PQ is (-3,1) and Q(7,5),... (Solved)

Given that the column vectors

(a) Express a as column vector and hence calculate its magnitude.
(b) Given that the midpoints of PQ is (−3,1) and Q(7,5), obtain the co−ordinates of P.
(c) A translation T(2 1) maps triangle ABC onto triangle A′B′C′. Given the co–ordinates A(2,3), B(2,5) and C(4,4). Find the co-ordinates of A′B′C′.

Date posted: November 18, 2019 . Answers (1)
The figure below shows a circle of radius 8cm centre O. B is a point on the circumference such that 0 (a) Find the size of (i)... (Solved)

The figure below shows a circle of radius 8cm centre O. B is a point on the circumference such that 0

(a) Find the size of
(i) (ii)(b) Calculate the length of OF
(c) Find the area of the major segment EDC.

Date posted: November 18, 2019 . Answers (1)
Given that log 5=0.6990 and log 7=0.8451, find log 24.5 (Solved)

Given that log 5=0.6990 and log 7=0.8451, find log 24.5

Date posted: November 18, 2019 . Answers (1)
Njoki earns a basic salary of sh 11,800 per month. She is also paid commissions as follow: ... (Solved)

Njoki earns a basic salary of sh 11,800 per month. She is also paid commissions as follow:
Commissions
For sales up to sh100,000 0%
For sales above sh.100,000
(i) For the first sh50,000 2.5%
(ii) For the next sh50,000 3.5%
For amount above sh200,000 5%
In a certain month, she sold goods worth sh.328,000. Find her total earnings that month.

Date posted: November 18, 2019 . Answers (1)
The position vectors of P,Q and R are Show that P, Q and R are collinear. (Solved)

The position vectors of P,Q and R are
Show that P, Q and R are collinear.

Date posted: November 18, 2019 . Answers (1)
The diagram below show a circle centre O and the radius OA=5cm. Line AB is a tangent of the circle at A and its length... (Solved)

The diagram below show a circle centre O and the radius OA=5cm. Line AB is a tangent of the circle at A and its length is 12cm. Find the area of the shaded region.

Date posted: November 18, 2019 . Answers (1)
Given that Sin(x +20⁰) = -0.6776 find x, for 0⁰ = x = 360⁰ (Solved)

Given that Sin(x +20⁰) = −0.6776 find x, for 0⁰ ≤ x ≤ 360⁰

Date posted: November 18, 2019 . Answers (1)
Solve the following simultaneous equations x + y = 3 6y -xy = 70 (Solved)

Solve the following simultaneous equations
x + y = 3
6y −xy = 70

Date posted: November 18, 2019 . Answers (1)
Use the table of reciprocals and squares to find (Solved)

Use the table of reciprocals and squares to find

Date posted: November 18, 2019 . Answers (1)
Determine the inequalities that define the unshaded region in the diagram below. (Solved)

Determine the inequalities that define the unshaded region in the diagram below.

Date posted: November 18, 2019 . Answers (1)
The area of a rhombus is 49cm² and each side is 10cm long. Calculate the acute angle of the rhombus. (give your answer to 1 d.p) (Solved)

The area of a rhombus is 49cm² and each side is 10cm long. Calculate the acute angle of the rhombus.
(give your answer to 1 d.p)

Date posted: November 18, 2019 . Answers (1)
The mean of the numbers m, 8m + 1, 17 and 20 is 14. Calculate the value of m. (Solved)

The mean of the numbers m, 8m + 1, 17 and 20 is 14. Calculate the value of m.

Date posted: November 18, 2019 . Answers (1)