Perform the addition or subtraction.(4x2 + 7x + 7) - (2x2 - 1)
A. 6x2 + 7x + 6
B. 2x2 + 7x + 8
C. 2x2 + 8x + 7
D. 6x2 + 8x + 7
Answer: B
You might also like to view...
Solve the problem. Round to tenths where necessary.S(x) = -x3 + 6x2 + 288x + 4000, 4 ? x ? 20 is an approximation to the number of salmon swimming upstream to spawn, where x represents the water temperature in degrees Celsius. Find the temperature that produces the maximum number of salmon.
A. 12°C B. 8°C C. 20°C D. 4°C
Provide an appropriate response.Use a calculator to perform the calculations:
A. 
B. 
C. 
D. none of the above
Find the exact value of the expression. Do not use a calculator.cos 
+ tan 
A. 
B. 
C. 
D. 
Find the commission earned or the rate of commission. Round money answers to the nearest cent if necessary.Sales: $740 Commission: $29.60
A. 0.4% B. 5% C. 6% D. 4%