Simplify. Write your answers in the form of a+bi, where a and b are real numbers.-5i(-2 + 7i)
A. 35 + 10i
B. -35 - 10i
C. 10i - 35i2
D. 35 - 10i
Answer: A
Mathematics
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Given matrix A, find the indicated minor.Find M21.A =
A. -35 B. 25 C. -25 D. 35
Mathematics
Solve the absolute value equation.|2x + 7| + 7 = 12
A. 
B. 
C. 
D. ?
Mathematics
Find the amount of each payment to be made into a sinking fund so that enough will be present to accumulate the following amount. Payments are made at the end of each period. The interest rate given is per period.$9300; money earns 8% compounded annually; 
payments
A. $1585.25 B. $2063.86 C. $2864.71 D. $546.86
Mathematics
Determine the number of terms and identify the coefficient of each term of the expression.-5z
A. 1; -5 B. 1; 5 C. 1; -5z D. 2; 5z
Mathematics