Simplify the expression: 
a. 7
b. 14
c. 32
d. 20
d. 20
Mathematics
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Provide an appropriate response.Perform the indicated operations. Write answer in scientific notation: (7.5 × 104)(2.5 × 102)
What will be an ideal response?
Mathematics
Write the ratio or rate in simplest form.5.9 to 10
A. 
B. 
C. 
D. 
Mathematics
The sizes of two matrices A and B are given. Find the sizes of the product AB and the product BA, if the products are defined.A is 4 × 4, B is 4 × 4.
A. AB is 1 × 1, BA is 1 × 1. B. AB is 4 × 4, BA is 4 × 4. C. AB is 4 × 8, BA is 4 × 8. D. AB is 8 × 4, BA is 8 × 4.
Mathematics
Solve the quadratic equation. x2 - 5x - 14 = 0
A. {-2, -7} B. {2, -7} C. {-2, 7} D. {2, 7}
Mathematics