Evaluate the expression. 1) -(3cdot 3) 2) (-3)(-3) 3) ((-5)(-5))/(-5) 4) (-(5cdot 5))/((-5)(-5)(-5)) 5) 3.785(10,000) (6.09)/(1000)
3. Identity Property Explain: __ Two Examples (NOT from class!) __
Solve the following equation for b. rb=m+9b Answer Attemptiout of 2 b=square
An angle that measures less than 90 degrees is called a: Obtuse angle Right angle Acute angle Straight angle
)) Solve for x. 2+(3)/(4)x=x-(3)/(4) X= square
Write an equivalent equation without parentheses. 3x-10+5x=3x-6-5 3x-10-5x=3x-2-5 3x+10+x=3x+6+5 3x+10+x=3x-2-15 3x-10-x=3x+2-5
1. Select all the points that are on the graph of the equation 4y-6x=12 A (-4,-3) B (-1,1.5) C (0,-2) D (0,3) E (3,-4) F (6,4)
Solve the equation for the specified variable. U=F(b+A) for b b= square
8. What number is 66% of 928? 10. 721.28 is what percent of 736? 9. What number is 55% of 250? 11. 132.53 is what percent of 457?
1. Find the value of f(-3) when f(x)=4x^2-2x+5
Apply the distributive property to the expression. $100(0.07a+0.02b)=\square $
51. Find the volume of a pyramid with a square base, where the perimeter of the base is 15.8 ft and the height of the pyramid is 20.4 ft. Round your answer to the nearest tenth of a cubic foot.
4) $v^{1}=$ A) 0 B) 1 OC) v OD) $1/v$
What is the range of the function graphed above? $-\infty \lt y\leqslant 2$ $-\frac {3}{2}\leqslant y\lt \infty $ $-\infty \lt y\lt \infty $ $\{ 2\} $
2. You are inscribing a regular pentagon in a cIrcle. You need to know the angle measure between the vertices. You divide $360^{\circ }$ by what number? 3 s 6
Which equation represents a line that has a slope of $-\frac {1}{2}$ and passes through point $(4,-5)$ $y=-\frac {1}{2}x+\frac {3}{2}$ $y=-\frac {1}{2}x+\frac {13}{2}$ $y=-\frac {1}{2}x-7$ $y=-\frac {1}{2}x-3$
Smartphones: A poll agency reports that $38\% $ of teenagers aged $12-17$ own smartphones. A random sample of 120 teenagers is drawn. Round your answers to at least four decimal places as needed Part: 0/6 Part 1 of 6 (a) Find the mean $\mu _{\hat {p}}$ The mean $\mu _{\hat {p}}$ is 45.6000 Part: 1/6 Part 2 of 6 (b) Find the standard deviation $\sigma _{\hat {p}}$ The standard deviation $\sigma _{\hat {p}}$ is $\square $
1. If $x+3=7$ then x equals: A. 3 B. 4 C. 5 D. 10
Find the angle $\beta $ between $0^{\circ }$ and $180^{\circ }$ that satisfies the following equation. $21^{2}=20^{2}+29^{2}-(2)(20)(29)cos\beta $ $\beta \approx \square ^{\circ }$ (Round to one decimal place as needed.)
Solve the equation given by completing the square. $5x^{2}+20x-25=0$ [Hint: Divide by 5 first] $x=\square $
