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100

Find 12(x)2/3 when x = −8.

48

100

Simplify. (x2-x-30)/(x2-12x+36)

(x+5)/(x-6)

100

Which of the following equations has the same solution as 5x + 8 = x − 9?


4x=-1

4x=17

6x=-17

6x=17

4x=-17

4x=-17

100

A rectangular field is enclosed by 320 feet of fencing. If the length of the field is 6 feet more than its width, what is its length, in feet?

83 ft

100

The line parallel to 2x + y = 5 and passing through (5, 4) has equation

y = -2x + 14

200

Subtract x3 − 5x2 + 1 from x2 − x − 4.

−x3 + 6x2 − x − 5

200

One of the factors of 3x2 + 8x − 35 is

(x+5) or (3x-7)

200

Solve −7x < x + 7 and express the solution in interval notation.

(-7/8, inf)

200

If x and y satisfy both 9x + 2y = 8 and 7x + 2y = 4, then y =?

y = -5

200

Write an equation of the line with points (0,-2) and (5,0).

y = 2/5x -2

300

Find (x − (1 − 4x))/x when x = −5.

26/5

300

Simplify. (−3x-5)2(2x3) -2

9/(4x16)

300

Solve R= 4/7T - 36/7 for T

7/4R + 9

300

If the hypotenuse of a right triangle has length 9 feet and one of the other sides has length 2 feet, what is the length of the remaining side, in feet?

sqrt(77)
300

If f(x) = 2x + 9, and f(a) = 7, then a =?

-1

400

Expand and simplify. (3x − 6y) 2

9x2 − 36xy + 36y2

400

Simplify. (8x)/(x2+9x+20) + 6/(x+4)

(14x+30)/(x2+9x+20)

400

One solution of 3x2 + 7x − 6 = 0 is

2/3 or -3

400

Solve 1/(x-1) - (2/7)

30/23

400

If f(x) =sqrt(7 − x), then what is the domain of this function?

x is less than or equal to 7

500

Simplify. (−2x)3(−2x2)2

-32x16

500

If x and y are positive numbers, simplify sqrt(24x10y-6)

(2x8 sqrt(6))/(y4)

500

The surface area S of a cylinder is S = 2(pi)r2 + 2(pi)rh where r is the base radius and h is the height. What is h, in inches, when S is 175 square inches and r is 6 inches?

(175-72pi)/(12pi)

500

A truck leaves an intersection going 42 miles per hour. Half an hour later, a car going 62 miles per hour follows the truck. If x is the time, in hours, required for the car to catch the truck, then write an equation that can be used to solve for x.

42x + 21 = 62x

500

The vertices of a triangle consist of the three points where the parabola y = 7 − x2 intersects the coordinate axes as shown. What is the area of this triangle?

7sqrt(7)