Loading [MathJax]/jax/output/HTML-CSS/jax.js

Home / Aptitude Tests / Mathematics / If \(y = \sqrt{ax-b}...

If $y = \sqrt{ax-b}$ express x in terms of y, a and b...

If $y = \sqrt{ax-b}$ express x in terms of y, a and b

A.

$x = \frac{y^2-b}{a}$

B.

$x = \frac{y+b}{a}$

C.

$x = \frac{y-b}{a}$

D.

$x = \frac{y^2 + b}{a}$

View answer & explanation

Correct answer is D

$y = \sqrt{ax-b}$

$y^2 = ax-b$

$y^2 +b = ax$

$x = \frac{y^2 + b}{a}$

See all Mathematics questions & answers

See more WAEC questions & answers

Similar Questions

TP and TQ are tangents to a circle centre 0 and r is a point on the circumference of the circle as s...

In the diagram above, ∠PQU=36°, ∠QRT = 29°, PQ||RT. Find ∠PQR ...

Find the gradient of the line joining the points (2, -3) and 2, 5) ...

Sn is the sum of the first n terms of a series given by Sn = n $^2$ - 1. Find the nth term...

TR is the tangent to the circle PQR with centre O. Find the size of ∠PRT ...

A cylindrical tank has a capacity of 6160m3. What is the depth of the tank if the radius of its base...

If the volume of a cube is (8 x 103)cm $^3$ , what is the surface area the cube?...

The figure is a pie chart which represents the expenditure of a family in a year. If the total incom...

which of the following is not quadratic expression?...

Use the graph of the curve y = f(x)to solve the inequality f(x) $\leq$ 0...

Aptitude Tests

Spatial Reasoning Questions and Answers

Situational Judgement Questions and Answers

Numerical Reasoning Questions and Answers

Verbal Reasoning Questions and Answers

Abstract Reasoning Questions and Answers

Data Interpretation Questions and Answers

Microsoft Office Questions and Answers

Logical Reasoning Questions and Answers

Puzzles Questions and Answers

Quantitative Reasoning Questions and Answers

Personality Test

Typing Speed and Accuracy Test

Nigeria General Knowledge Questions and Answers

View latest jobs in Nigeria today