Solve the problem. Express the answer in scientific notation to two decimals.A company produced 2,290,000 small appliances in one year and made a profit of $6,810,000. What was the profit on each appliance?
A. $29.70
B. $2.97
C. $2.97 × 103
D. $2.97 × 106
Answer: B
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Find the absolute extreme values of the function on the interval.f(x) = |x - 5|, 3 ? x ? 8
A. absolute maximum is 3 at x = 8; absolute minimum is 2 at x = 3 B. absolute maximum is -2 at x = 3; absolute minimum is 3 at x = 8 C. absolute maximum is 3 at x = 8; absolute minimum is 0 at x = 5 D. absolute maximum is 2 at x = 3; absolute minimum is 0 at x = 5
Multiply and simplify.
? 108x
A. 
B. 
C. 6,804x
D. 
Use the laws of exponents to simplify each expression using positive exponents only. Assume all variables represent nonzero real numbers.(-4x5y)(-8x6y4)
A. -12x11y4 B. 32x30y4 C. -32x11y4 D. 32x11y5
Find the regression line without using a calculator.
A. y = 0.43x + 4.98 B. y = 0.73x + 4.98 C. y = 0.53x + 4.88 D. y = 0.63x + 4.88