What method is used for deriving the quadratic formula? square
Determine the area of the trapezoid, in square units, with the given dimensions. The base is 22 units, the first height is 5 units, and the second height is 11 units. square square units
What is the factored form of 8x^2+12x 4(4x^2+8x) 4x(2x+3) 8x(x+4) 8x(x^2+4)
Instructions: Perform the operation and simplify the expression. (4sqrt (2))/(5sqrt (5))=(square sqrt (square ))/(square )
Juanita has a storage closet at her shop with extra bottles of lotion and shower gel Some are scented and some are unscented. If she reaches into the closet and grabs a bottle without looking, she has a 42% chance of grabbing a bottle of shower gel For the events "shower gel" and "scented" to be independent, what must be shown to be true? P(lotion)=42% P(scented)=42% P(shower gelvert scented)=42% P(scentedvert shower gel)=42%
Instructions Simplify the rational expression. (8x^2-80x)/(8x) Answer: square
Determine the range of f(x)=vert xvert -4 yvert -infty lt ylt infty yvert -4leqslant ylt infty yvert 0lt ylt infty yvert 4lt ylt infty
Theta =(-7pi )/(4) then find exact values for the following: sec(Theta ) equals square csc(Theta ) equals square tan(Theta ) equals square cot(Theta ) equals square
Estimate. 3,245div 8approx Choose 1 answer: A 4 B 40 C 400 D 4,000
Find the logarithm. log_(2)((1)/(8))= 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 $
