3. Completely factor the expression: 1. 2x^2-16x+10= square
(x)/(7)+(x)/(3)=(3)/(14)
Circle which place to use when comparing the numbers. 1. 0.521 0.576 2. 17.422 17.946 3. 9.678 9.67
Simplify the expression. sqrt (162x^6y^5) (1 point) 12x^4ysqrt (7xy^2) 9xy^2sqrt (2x^5y^3) 12x^3y^2sqrt (7y) 9x^3y^2sqrt (2y)
Using your calculator, answer each problem below. Be sure to use the proper number of significant figures. square (2.0e3)(3.42e-2) square 3.456/1.3e3 square 0.1765/(10.32-9.45)
Tally up your score for this section and select the correct score below. 15 to 20 10 to 14 Below 10
Write the solution in set-builder notation. 8x-7gt 7x+2 xvert xgt 9 xvert xgeqslant -9 xvert xleqslant 9 xvert -infty lt xlt infty xvert xgeqslant 9
Which is irrational? (1 point) (3)/(4) -14.7 sqrt (27) sqrt (81)
Find the slope of the line through the points (-1,-4) and (2,-2) A -(2)/(3) B -2 C (3)/(2) (D) D (2)/(3)
3. 4. 5. 6. 7. 8. Follow the directions to come up with the correct answer Start with the number 16 subtract 12 from your number multiply by 8 subtract 16 divide by 4 multiply by 3 add 22 cut in half subtract 3 square 10. add 6
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 $
