Determine whether the following is always true or not always true. Given reasons for your answers.c(u × v) = cu × cv (any number c)
What will be an ideal response?
Not always true; The statement if false if c ? 0,1.
Mathematics
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Use De Moivre's theorem to simplify the expression. Write the answer in the form a + bi.(5(cos 315° + i sin 315°))5
A. 3.536 + 3.536i B. -2209.709 + 2209.709i C. 2209.709 + 2209.709i D. -3.536 + 3.536i
Mathematics
Answer the question.Choose the expression that is equivalent to the following: 1(9y3)
A. 9y3 B. 10y3 C. 1 D. 9y4
Mathematics
Write the decimal as a percent.Last year Jeeza spent 0.3 of her income for insurance.
A. 30% B. 0.003% C. 0.03% D. 3%
Mathematics
Determine, without graphing, whether the given quadratic function has a maximum value or a minimum value and then find that value.f(x) = x2 + 2x - 4
A. minimum; - 5 B. maximum; - 1 C. maximum; - 5 D. minimum; - 1
Mathematics