If y=-cosx what x-value corresponds to a y-value of 1 between 0 and 2pi [?]pi
Write in terms of i. Simplify your answer as much as possible. -sqrt (-24)
Select a counterexample to the statement. The product of any integer and itself is odd. 5cdot 4=20 4cdot 1=4 4cdot 4=16 6cdot 4=20
Multiply and simplify the following radical expressions. (sqrt (3)-1)(sqrt (3)+5) square Answer 2 Points
Multiply. 2vcdot 3v^9w^5cdot 3w^4 Simplify your answer as much as possible. square
Subtract. -2(1)/(2)-(3)/(5)= square
5) ((-7)+9-7)^2 times(5 div(-5))^2
10. Staying Sharp What is the 7^th term in the sequence below? 3,12,48,192,ldots Answer: Evidence for Answer:
Solve for y. You must write your answer in fully simplified form. -20=5y
Subtract. (x+2)/(2x+6)-(x-3)/(5x+15) Simplify your answer as much as possible. square
Claire earned $\$ 540$ last summer babysitting . She put the money in a savings account earning $2.5\% $ simple interest. How much interest will she earn in 6 months?
What is this fraction as a mixed number? $\frac {10}{7}$ $\frac {3}{10}$ $\frac {7}{10}$ $1\frac {3}{7}$ $3\frac {1}{7}$
Factor the trinomial of the form $x^{2}+bxy+cy^{2}$ $x^{2}+10xy+16y^{2}=\square $
$-\frac {6}{3}-- \frac {1}{3}-- \frac {4}{3}$
33. True or False. a. The value of $-x3-4x2+7$ is $-2$ when $x=-3$
Find the slope of the line. $2x+y=-6$ $m=2$ $m=-\frac {1}{3}$ $m=-2$ $m=-\frac {1}{2}$
Find the slope of given points $A(-2,5)$ and $B(4,-7)$ $Slope\quad AB=\square $
Solve the system of equations. 19) $y=4x-9$
Express in simplest form: $\frac {x^{2}+3x-28}{x^{2}-16}\div \frac {3x-6}{x^{2}+2x-8}$ (1 point) The simplest form is $\square $
Write the polynomial expression in simplest form: $\frac {5x-20}{x^{2}-9}\cdot \frac {x^{2}+12x+27}{x^{2}+2x-24}$ (1 point) The simplified form is $\square $ (Keep answer in factored form.) What are the restrictions on the variable? $\square $ (Type only the numbers and separate your answers with commas, if needed.)
