Math
just answer as many as you can : (
(1) what should you do to both sides of...
Mathematics, 22.10.2019 16:00 gracye
Math
just answer as many as you can : (
(1) what should you do to both sides of the inequality in order to solve x + (-2) > 3?
a) subtract 2.
b) add 2.
c) add 3.
d) subtract 3.
(2) which of the following statements describes the process for solving 4x ≥ -24?
a) divide both sides of the inequality by -24 and flip the symbol.
b) divide both sides of the inequality by -24 but don't flip the symbol.
c) divide both sides of the inequality by 4 and flip the symbol.
d) divide both sides of the inequality by 4 but don't flip the symbol.
(3) what is the solution for -10 < x - 9?
a) x > -19
b) x < -19
c) x > -1
d) x < -1
(4) what is the solution for -3x ≥ 36?
a) x ≤ -12
b) x ≥ -12
c) x ≤ -108
d) x ≥ -108
(5) how would you graph the solution set of x + 4 > -9?
a) open circle on -13 and shaded to the right
b) closed circle on -13 and shaded to the right
c) open circle on -5 and shaded to the right
d) closed circle on -5 and shaded to the right
(6) how would you graph the solution set of x/6 ≤ -18?
a) closed circle on -3 and shaded to the right
b) closed circle on -3 and shaded to the left
c) closed circle on -108 and shaded to the right
d) closed circle on -108 and shaded to the left
Answers: 2
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Complex numbers multiply √-4 * √-25 and show all intermediate steps. alternative notation is sqrt(-4) * sqrt(-25).
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Which of the following is a solution of z^6 = 64i? 2(cos105° + isin105°) 2(cos120° + isin120°) 2(cos135° + isin135°) 8(cos15° + isin15°)
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