Multiply.(7y + 11)(10y2 - 2y - 3)
A. 70y3 + 124y2 + 43y + 33
B. 70y3 - 14y2 - 21y + 11
C. 70y3 + 96y2 - 43y - 33
D. 180y2 - 36y - 54
Answer: C
Mathematics
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Use the laws of exponents to simplify each expression using positive exponents only. Assume all variables represent nonzero real numbers.4-3 ? 4
A. 64
B. 
C. 16
D. 
Mathematics
In a right triangle, find the length of the side not given. Where appropriate, give an approximation to three decimal places.a = 4, b = 10
A. c = 11.27 B. c = 10.77 C. c = 7 D. c = 9.165
Mathematics
Multiply.
? 
A. 
B. 
C. 
D. 
Mathematics
Rationalize the denominator.
A. 
B. 
C. 
D. none of these
Mathematics