Problem 1:
Write a roster description for:
P = {3n|n ∈ N}
Problem 2:
Perform the indicated operation and simplify. Write your final answer in scientific nota-
tion, rounded to two decimal places:
( 4.23 × 1023
)50 Problem 3:
Solve for the following equation:
x− 6 = 7x + 12
Problem 4:
Solve for the following inequality:
7 − 8x 3
≥ 4x + 2
Problem 5: Perform the indicated division. Check your answer by showing
dividend = (divisor)(quotient) + remainder
(6x2 − 1) ÷ (2x + 5)
Problem 6:
Solve for the following equation:
x2 = 3x− 2
Problem 7:
Solve for the following equation:
4x2 + 1
4 = −x
Problem 8:
Perform the indicated operation and simplify:
2t−3 − (5t)−1
Problem 9:
Perform the indicated operation and simplify:
3
y2 − 8y + 16 +
y − 1 16y −y3
Problem 10:
Rationalize the denominator: 1
√ x + 5 − 1