Simplify the algebraic expression by collecting and combining like terms.3m + 3m2 + 7m + 5m2
A. 8m + 10m2
B. 18m3
C. 3m + 7m + 3m2 + 5m2
D. 10m + 8m2
Answer: D
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Let x be a number. Translate the following into an expression or an equation, as appropriate, and then simplify the expression or solve the equation.5 times a number added to -8 is equal to 13 times the number.
A. 13(5x - 8) = -8; -1 B. 5x + (-8) = 13x; -1 C. 5x + 8x = 13; 1 D. 5x - (-8) = 13x; 1
Construct a truth table to determine when the lightbulb is on. That is, determine which switches must be open and which switches must be closed for the lightbulb to be on. 
A. The lightbulb will never be on.
B. The lightbulb will be on when p is open and q is closed.
C. The lightbulb will be on when p and q are both closed, or when p is closed and q is open.
D. The lightbulb will be on in all cases.
A 5 æF capacitor is charged from a 100 V source through a 15 Kê resistor. Find VC when t = 150 msec.
a. 37.5 V b. 67.3 V c. 86.5 V d. 93.3 V e. 95.6 V
Solve.1.45% of gross monthly income goes to Medicare. If a person's gross pay is $728.87, then what is the Medicare contribution?
A. $21.14 B. $10.57 C. $1056.86 D. $5.28