Mathematics Quiz 1

If (x^x)^x = 2, then find the value of x⁸ - x²

• 126

• 14

• 254

• 240

What is the least natural number that is not divided by 1x2x3x4x5x6x7x8x9?

• 10

• 11

• 12

• 13

Find the root of the equation

x³ + 6x² + 12x + 35 = 0

• 3

• -3

• 5

• -5

Let f(x) be a polynomial function in x whose graph is shown. Then the highest degree of f(x) may be

• 2

• 3

• 4

• 3 or 4

Tags

CCSS.HSA.APR.B.3

Let a function f(x) be a linear function. If f(x)>0 for all real values of x, then

• f(1) - f(0) = 0

• f(1) - f(0) > 0

• f(1) - f(0) < 0

• none of the above statement is necessarily correct

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

There are 20 boys and 15 girls in a class. In how many ways can you choose a girls monitor and a boys monitor from this class?

• 35

• 5

• 300

• 450

ABC is a triangle such that ar[ADC]=ar[DEF]=ar[EFC]=ar[FBC]. Find the coordinates of E

• (4,6)

• (2,3)

• (6,5)

• (5,7)

Six faces of a 5x5x5 cube are coloured blue. The cube is sliced parallel to its edges into 125 pieces of 1x1x1.

How many of these smaller cubes have exactly two blue faces?

• 45

• 54

• 27

• 36

Tags

CCSS.6.G.A.4

A train is moving with a speed of 48m/s and retards uniformly to stop after 1 minute. The distance travelled by the train in this time interval is

• 1570

• 1680

• 1440

• 1260

Tags

CCSS.8.EE.C.7B

A ball is thrown straight up with a speed of 42 m/s. The time after which the ball will hit the ground (g=10 m/s)

• 4.2 sec

• 8.4 sec

• 9.6 sec

• 6.8 sec