Write the expression in the standard form a + bi.(1 + i)7
A. 8 + i
B. 8 + 8i
C. -8 - 8i
D. 8 - 8i
Answer: D
Mathematics
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Factor when possible. If the polynomial is prime, so state.25x2 - 64
A. (5x + 8)2 B. (5x + 8)(5x - 8) C. (5x - 8)2 D. prime
Mathematics
Find a formula for the inverse of the function described below.32° Fahrenheit = 0° Celsius. A function that converts temperatures in Celsius to those in Fahrenheit is 
Fahrenheit.
A. f-1(x) = x + 32
B. f-1(x) = 
(x + 32)
C. f-1(x) = 
x + 32
D. f-1(x) = 
(x - 32)
Mathematics
Provide an appropriate response.If the point elasticity of demand for a product is -2.3 and the price of the product increases 3%, what is the approximate percentage decrease in demand?
Fill in the blank(s) with the appropriate word(s).
Mathematics
Solve.log3 x = 2
A. 8 B. 9 C. 5 D. 6
Mathematics