Processing math: 100%

Home / Aptitude Tests / Mathematics / Solve 4x^{2}\) - 16x...

Solve 4x^{2}\) - 16x + 15 = 0....

Solve 4x^{2}\) - 16x + 15 = 0.

A.

x = 1 $\frac{1}{2}$ or x = -2 $\frac{1}{2}$

B.

x = 1 $\frac{1}{2}$ or x = 2 $\frac{1}{2}$

C.

x = 1 $\frac{1}{2}$ or x = -1 $\frac{1}{2}$

D.

x = -1 $\frac{1}{2}$ or x -2 $\frac{1}{2}$

View answer & explanation

Correct answer is B

4x $^2$ - 16x + 15 = 0

(2x - 3)(2x - 5) = 0

x = 1 $\frac{1}{2}$ or x = 2 $\frac{1}{2}$

See all Mathematics questions & answers

See more WAEC questions & answers

Similar Questions

A student measures a piece of rope and found that it was 1.26m long. If the actual length of the rop...

In $\triangle PQR$ . T is a point on QR such that \(\angle QPT = 39^o and \angle PTR = 83^o. Calcul...

A regular polygon of n sides has 160o as the size of each interior angle. Find n...

From the diagram above, Find the value of < ROP ...

If 2257 is the result of subtracting 4577 from 7056 in base n, find n ...

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

the shaded portion in the graph is represented by ...

The eleventh term of an AP, is 25 and its first term is -3. Find its common difference. ...

Given that sin (5x - 28)o = cos (3x - 50)o,0 < x < 90o, find the value of x...

The 4th term of an A.P. is 13 while the 10th term is 31. Find the 24th term. ...

Aptitude Tests

Abstract Reasoning Questions and Answers

Situational Judgement Questions and Answers

Nigeria General Knowledge Questions and Answers

Puzzles Questions and Answers

Quantitative Reasoning Questions and Answers

Logical Reasoning Questions and Answers

Spatial Reasoning Questions and Answers

Microsoft Office Questions and Answers

Typing Speed and Accuracy Test

Personality Test

Verbal Reasoning Questions and Answers

Numerical Reasoning Questions and Answers

Data Interpretation Questions and Answers

View latest jobs in Nigeria today