Use the multiplication principle to solve the equation.8 = 
a
A. 10
B. 4
C. 9
D. 16
Answer: D
Mathematics
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Write as a percent. Round the percent to the nearest tenth if necessary.
A. 40% B. 400% C. 0.4% D. 4%
Mathematics
Multiply, and then simplify if possible. Assume all variables represent positive real numbers.(
- 3
)(
- 3
)
A. 5x - 3
- 3
+ 9
B. 25x2 - 3
- 3
+ 9
C. 5x - 3
- 3
+ 9
D. 5x - 3
+ 9
Mathematics
Express the sum using summation notation. Use 1 as the lower limit of summation and i for the index of summation.3 + 6 + 9 + . . . + 21
A. 
B. 
C. 
D. 
Mathematics
Find all intercepts for the given function. Round to the nearest tenth if necessary.f(x) = 5(x + 1) - 1
A. x-int: (1, 0); y-int: (0, 4) B. x-int: (1, 0); y-int: (0, 1) C. x-int: (-1, 0); y-int: (0, 4) D. x-int: (-1, 0); y-int: (0, 1)
Mathematics