For the given pair of functions, find the requested function.f(x) = 4x - 2, g(x) = -9x + 9; (f - g)(x)
A. -5x2 + 11
B. 13x - 11
C. 13x + 11
D. -5x - 7
Answer: B
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Solve the problem.Carole's car averages 13.4 miles per gallon in city driving and 23.3 miles per gallon in highway driving. If she drove a total of 533.6 miles on 28 gallons of gas, how much of the gas (to the nearest gallon) was used for city driving?
A. 16 gallons B. 21 gallons C. 12 gallons D. 14 gallons
Referring to the figure below, let E1 = 10 V, E2 = 20 V, R1 = 4.7 Kê, R2 = 1 Kê, and R3 = 3.3 Kê. Solve for I1 and I2.
a. I1 = -3.15 mA I2 = 9.18 mA b. I1 = -3.35 mA I2 = 7.69 mA c. I1 = 4.02 mA I2 = -7.69 mA d. I1 = 2.67 mA I2 = 5.27 mA e. I1 = 3.15 mA I2 = 7.69 mA
Find the function value.Let f(x) = 61-x. Find f(3).
A. -12
B. 
C. 36
D. 
Differentiate: f (x) = 
What will be an ideal response?