Use the laws of exponents to simplify each expression using positive exponents only. Assume all variables represent nonzero real numbers.-3-2
A. - 
B. 9
C. 
D. -9
Answer: A
Mathematics
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Find an approximate equation y = abx of the exponential curve that contains the given pair of points. Round the values of a and/or b to two decimal places, if necessary.(0, 5.2) and (3, 87.2)
A. y = 5.2(3.07)x B. y = 5.2(50.31)x C. y = 5.2(2.56)x D. y = 5.2(5.59)x
Mathematics
Solve.log3 x = 2
A. 8 B. 9 C. 5 D. 6
Mathematics
Graph the function. State the amplitude, period, and phase shift.y = 4
sin x + 4 cos x
x-scale = 
y-scale = 10
A. Amplitude 4, period 2?, phase shift - 
x-scale =  | y-scale = 10 |
B. Amplitude 8, period ?, phase shift -
x-scale =  | y-scale = 10 |
C. Amplitude 8, period 2?, phase shift -
x-scale =  | y-scale = 10 |
D. Amplitude 4, period ?, phase shift -
x-scale =  | y-scale = 10 |
Mathematics
Write the decimal number that has the specified place values.5 tens, 5 hundredths, 0 ones, 4 thousandths, 9 hundreds, 0 tenths
A. 4,950.05 B. 950.054 C. 950.0054 D. 550.094
Mathematics