What is the greatest common factor of 8x and 40 ? 8 8xy 320 320xy
Find the solutions to the quadratic equation m^2+8m+15=0 m=-3 or m=5 m=-3 or m=-5 m=3 or m=5 m=3 or m=-5
Find the inverse function for: f(x)=(x+12)/(2) f^-1(x)=[?]x+[ ]
h(t)= ) (t)/(3)+6&,&tin (-infty ,-3) t(t+4)&,&tin [-3,3) t^2+t+1&,&tin [3,infty ) h(0)= square
Multiply the rational expressions ((x-3))/(x^2)cdot (5)/((x-7)(x-3)) a. (5)/(x^2)(x-7) b (5(x-3))/(x^2)(x-7)(x-3) c. (x^2(x-7))/(5) d. 5x^2(x-7)(x-3)
Value: 5 What number will make this expression a perfect square trinomial? x^2-6x+underline ( )
Solve x^2=4761 Give only the positive root. 69 71 2381 No real solution
Which shows the correct substitution of the values a,b,and c from the equation -2=-x+x^2-4 into the quadratic formula? Quadratic formula: x=(-bpm sqrt (b^2-4ac))/(2a) x=(-(-1)pm sqrt ((-1)^2-4(1)(-4)))/(2(1)) x=(-1pm sqrt (1^2-4(-1)(-4)))/(2(-1)) x=(-1pm sqrt ((1)^2-4(-1)(-2)))/(2(-1)) x=(-(-1)pm sqrt ((-1)^2-4(1)(-2)))/(2(1))
What number needs to be added to each side to complete the square? x^2+2x-8=0 a. 1 b. 2 c. 8 d. 4
Evaluate the expression shown below and write your answer as a fraction in simplest form. (7)/(10)+(1)/(6) Answer Attemptiout of 2 square
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 $
