Determine whether the slope of the line is positive, negative, zero, or undefined.
A. positive
B. zero
C. undefined
D. negative
Answer: B
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Simplify the expression to either 1 or -1.cot x tan x
A. 1 B. -1
Solve the problem.A rectangular piece of fabric is 
by 
A triangular area with a height of 
and a base of 
is cut from the fabric. What is the area of the fabric that is left over?
A. The area of the fabric that is left over is 192.44 square feet. B. The area of the fabric that is left over is 384.88 square feet. C. The area of the fabric that is left over is 289.2 square feet. D. The area of the fabric that is left over is 216.22 square feet.
Multiply.(2r2 - 3r + 4)(r2 - 3r + 3)
A. 2r4 - 9r3 + 19r2 - 21r + 12 B. 2r4 - 6r3 + 19r2 - 21r + 12 C. 2r4 - 9r3 + 15r2 - 21r + 12 D. 2r4 - 6r3 + 15r2 - 21r + 12
Determine whether the value of x = 9 is a solution of the equation.
?
?
A. No B. Yes