02/25/20

Find tan(alpha-beta)

Sin alpha= 4/5 with alpha in quadrant I tan beta= 3/4 with beta in quadrant III
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02/25/20

Probability of both being Red
Suppose a jar contains 16 red marbles and 33 blue marbles. If you reach in the jar and pull out 2 marbles at random at the same time, find the probability that both are red.
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02/24/20

If g(x) is the image of y=−2x^2−16x+2 after a translation left 4 units and down 3 units, write the equation of g(x) in the standard form of a quadratic function and describe its graph.
The standard form equation is g(x)= _____The graph of g(x) is a parabola that opens ________ with a vertex at _______
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02/24/20

What are the equations of the asymptotes of the graph of f(x) = 5/x+7 - 8
Select each correct answer:y= -8x= -7x=7y= 8
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02/24/20

Can you use Matrixes to organize this info and write a matrix that gives total and also a change
1996- number of units—CDs:20,779;cassettes:15,299 and music videos: 45.dollar value—CDs: 268,441; cassettes: 122,329; and music videos:9161997- number of units- CDs: 26,277; cassettes: 17,799; and... more
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02/24/20

Please help me understand this physics question!
Professional baseball pitchers deliver pitches that can reach the blazing speed of 100 mph (miles per hour). A local team has drafted an up-and-coming, left-handed pitcher who can consistently... more
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02/24/20

A ball is released from a height of 12 m and weighs 37 N. What is the magnitude | Δ U | of the total change in potential energy when the ball falls to the ground?
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02/23/20

a 16-gauge wire has a diameter of 0.05082 in. what length of wire in meters is found in a 1.60 lb spool of 16-gauge copper wire. density of copper is s 8.92g/cm^3
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02/23/20

I'm having trouble with this consept. I would really appreciate some help here. Thx
Detroit Tigers pitcher Joel Zumaya was recorded throwing a pitch at a velocity of 107 miles per hour. If he threw the pitch at an angle of 32° below the horizontal, find the vertical and horizontal... more
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02/23/20

How would I solve this using the foil method? Trinomials
Simplify the expression to a polynomial in standard form:(x^2 -2x+2)(3x^2+6x+2)
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02/22/20

is it impossible to change container of gas in 1L to 2L without changing mol??
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02/22/20

whats the running pressure in torr?
High-pressure liquid chromatography (HPLC) is a method used in chemistry and biochemistry to purify chemical substances. The pressures used in this procedure range from around 500 kilopascals... more
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02/22/20

for what value of x is the line tangent to y=x^2 parallel to the line tangent to y= √ x
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02/22/20

I need help with geometry!
I need help! The measure of the seven angles in a nonagon measure 138 (degrees), 154 (degrees), 145 (degrees), 132 (degrees), 128 (degrees), 147 (degrees), and 130 (degrees). If the two remaining... more
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02/21/20

Find the average rate of change of the function over the given interval.
f(t) = 4t2 − 5,      [3, 3.1]Compare this average rate of change with the instantaneous rates of change at the endpoints of the interval.left endpoint:right endpoint:
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02/21/20

Find k such that the line is tangent to the graph of the function.
Function: f(x)= kx Line: y=4x+4
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02/21/20

system of equations and matrice

Given the following matrices, find 2B – A.
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02/21/20

Systems of equations and Matrice
Graph the following system of inequalities:
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02/21/20

A hexagon with exactly one pair of perpendicular sides.
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02/21/20

Factor completely

Factor completely 4x^2 + 8x - 96
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02/21/20

Write a rule for G
write a rule for g: f(x)=x^5-2x+3, g(x)=-f(x)+1
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02/20/20

If tan x=20/21, and π <x< 3π/2, what is cos⁡(x+π/2)?
If tan x=20/21, and π < x < 3π/2, what is cos⁡(x+π/2)?
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02/20/20

Find the area under the curve using right endpoints and left endpoints
Estimate the area under the graph of ƒ(x)=1/(x+1) over the interval (0,3) using four approximating rectangles and right endpoints.Find RnRepeat the approximation using left endpoints.Find LnThank you! more
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02/20/20

In how many ways can 30 members of a club select a president, a vice-president and a secretary?

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02/17/20

multi step calculus
Canned soups are consumed more during colder months and less during warmer months. A soup company estimates its sales of 16-oz cans of condensed soup to be at a maximum of 205 million during the... more
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