## Question 50

Find the quadratic equation whose roots are – ½ and 3

waecmaths question:

Find the quadratic equation whose roots are – ½ and 3

waecmaths question:

Simplify ${{(x-3y)}^{2}}-{{(x+3y)}^{2}}$

waecmaths question:

Which shaded region in the following diagram represents$(P\cup Q)\cap R$?

waecmaths question:

The angles of a triangle are (*x* +10)^{o}, (2*x* – 40)^{o} and (3*x* – 90)^{o}. Which of the following accurately described the triangle

waecmaths question:

Find the value of *x* in the diagram

waecmaths question:

From the diagram, which of the following statements is/are correct?

I. ** XQ** is a radius of a centre

II. $\left| XQ \right|=\left| QY \right|$

III. $\left| QX \right|=\left| XY \right|$

waecmaths question:

Simplify $\tfrac{1}{2}\sqrt{32}-\sqrt{18}+\sqrt{2}$

waecmaths question:

If a student is picked at random from the four Departments, what is the probability that he is **not** from the Education Department

waecmaths question:

The pie shows that the distribution of 4320 students who graduated from foru Department in a university.

How many students from the Science?

waecmaths question:

A box contains black, white and red identical balls. The probability of picking a black ball at random from the box is $\tfrac{3}{10}$ and the probability of picking a white ball at random is $\tfrac{2}{5}$. If there are 30 balls in the box, how many of them are red?