Math Mcqs

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The solution of the equation -3x + 7 = 4x - 12 falls bewteen what 2 numbers?

A) 3 and 3.5
B) 1 and 2.5
C) 2.1 and 3
D) 4 and 4.5
E) 19 and 7
35x² -11x - 6 is the product of 5x - 3 and

A) x - 2
B) 7x - 2
C) 7x - 6
D) 7x
E) 7x + 2
For all real numbers x, y and z, ³√(64 x³ y z²) =

A) 8 x y^1/3 z^2/3
B) 8 x y^1/3 z
C) 4 x y^1/3 z^1/3
D) 4 x y^1/3 z^2/3
E) 4 x y^1/3 z
For all x, 45 x⁴ - 115 x³ - 60 x² =

A) 45 x²(x + 4)(x - 3)
B) 5 x²(9x + 4)(x - 3)
C) 5 x²(9x - 4)(x + 3)
D) 5 x²(9x - 4)(x - 3)
E) 45 x²(x - 4)(x + 3)
Which of the following is one of the factors of the polynomial -3x² - 7x + 26?

A) x + 2
B) x + 1
C) -3x + 7
D) x - 2
E) 3x - 2
What is the product of the solutions of the equation 2x² + x - 15?

A) -15/2
B) 15/2
C) 15
D) -15
E) 2/15
If y = |x - 3|, what is the value of y² when x = -2?

A) -5
B) 5
C) 25
D) -25
E) 10
The operation ||| is defined by x ||| y = x + y + xy. If -5 ||| y = -13, then y =

A) 0
B) 2
C) -2
D) 5
E) 0
A car uses 15 gallons of gaz to travel 300 miles. How many gallons are needed for this car to travel a distance of 430 miles?

A) 21.5
B) 22
C) 22.5
D) 23
E) 23.5
David has 200 books in his library. 30% of these books are about science. Of these books about science, 20% are about mathematics. How many math books does David have?

A) 100
B) 60
C) 40
D) 50
E) 12
√32 √2

A) 64
B) 16
C) 8
D) 32
E) 4
If a = 3 and b = -1, then -3a² - 2ab + b³

A) -30
B) 32
C) 34
D) -34
E) -22
(-3x² - x - 10) - (- 3x + 8)?

A) -3x² - 4x - 2
B) -3x² + 2x - 18
C) -6x² + 8x - 10
D) -3x² - 4x - 18
E) -3x² + 4x - 18
(4 - √5)(4 + √5) =

A) -1
B) 1
C) 9
D) -9
E) 20
In a standard (x,y) coordinate plane, the point (-2 , -6) is located

A) in quadrant I
B) on the x axis
C) in quadrant II
D) in quadrant III
E) in quadrant IV
| -7 - 9 | =

A) -2
B) -16
C) 2
D) 63
E) 16
If the ratio of 7 to x is equal to 42/30, then x =

A) 5
B) 6
C) 7
D) 8
E) 9
If x = 1/3, then 4 x² - 2x + 2 =

A) 8/3
B) 16/9
C) 4/3
D) 4
E) 17/9
Which equations corresponds to a line that is perpendicular to the line 2y + 3x = 6

A) y = -(2/3)x + 9
B) y = (3/2)x + 4
C) y = -(3/2)x - 5
D) y = 2/3
E) y = (2/3)x + 3
(√128) / 2 + (5√2) / 4 =

A) (√130) / 2
B) (21√2) / 4
C) (133√2) / 4
D) (138√2) / 4
E) (138√2) / 6