Shade the solution set in the xy-plane.x2 + (y + 3)2 ? 16
A. 
B. 
C. 
D. 
Answer: A
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Factor out the largest common factor.3x - 15
A. 3(3x - 5) B. 3(x - 5) C. 3(x - 15) D. 15(x - 1)
Find i (the rate per period) and n (the number of periods) for the loan at the given annual rate.Annual payments of $378.80 are made for 8 years to repay a loan at 6.4% compounded annually.
A. i = 0.064; n = 16 B. i = 0.00533; n = 12 C. i = 0.064; n = 8 D. i = 0.008; n = 8
Write interval notation.{x?0 < x < 4}
A. [0, 4] B. [0, 4) C. (0, 4) D. (0, 4]
According to the Pythagorean Theorem, the length of the hypotenuse of a right triangle is 
where c is the length of the hypotenuse and a and b are the lengths of the legs. the equation 
can also be used to find the diagonal of a square or a rectangle. Find the missing length, x, and simplify the result.
A. x = 
B. x = 
C. x = 36
D. x = 6