Find the product.(3x + 7)(x + 3)
A. 3x2 + 16x + 21
B. x2 + 16x + 15
C. x2 + 21x + 16
D. 3x2 + 15x + 21
Answer: A
Mathematics
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Solve the following equation.
10x = 320 a. 2.05 b. 2.50 c. 2.9 d. 3.3
Mathematics
Find the center and radius of the circle with the given equation. x2 + (y - 10)2 = 25
A. (10, 0); r = 5 B. (10, 0); r = 25 C. (0, 10); r = 5 D. (0, 10); r = 25
Mathematics
Convert from dollars to cents.$0.70
A. 7000¢ B. 700¢ C. 70¢ D. 7¢
Mathematics
Use the laws of exponents to simplify each expression using positive exponents only. Assume all variables represent nonzero real numbers.(-3x5y-6)(5x-1y)
A. -15x4y7
B. 
C. 
D. 
Mathematics