03/01/20

Find the values of the six trigonometric functions evaluated at θ if the following conditions hold: cos(2𝜃)=3/8 and 90∘≤𝜃≤180∘
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03/01/20

need help with vectors word problem
An airplane is heading north at an airspeed of 700 km/hr, but there is a wind blowing from the southwest at 80 km/hr. The plane will end up flying __?___ degrees off course The plane's speed... more
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03/01/20

help with vector queston

As part of video game, the point (3,2) is rotated counterclockwise about the origin through an angle of 5 degrees. Find the new coordinates of this point
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03/01/20

need help with polar question

A curve with a polar equation, r=28/6sinθ+25cosθ  represents a  line. This line has a Cartesian equation of the form y=mx+b, where m and b are constants. Give the formula for y in terms of x. For... more
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03/01/20

What is geometry
What is a common ratio of the geometry sequence whose first term is 5 and 3rd term is 245.
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03/01/20

Show That (1+tan pi/6 . tan pi/3) + (tan pi/6 - tan pi/3) = sec^2pi/6. sec^2pi/3
Show that(1+tan pi/6 . tan pi/3) + (tan pi/6 - tan pi/3) = sec2pi/6. sec2pi/3
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03/01/20

The area of a rhombus is 432 dm2. find the lengths of the diagonals if they are in the ratio 1:3.
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03/01/20

Math question for clasd
kevin is saving money to buy a game so far he saved16 which is one fourth of the total cist of the game how much does the game cost
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03/01/20

can you help me?
Name the following polygon by its vertice:Quadrilateral  
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02/29/20

Use the power reducing identities to write 3sin^2(x)cos^2(x).
This is for my Calculus class.
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02/28/20

How would I solve this
An atom has a diameter of 3.0 • 10^-7 mm. 5.0 •10^7 atoms fit across the top of a button. How wide, in millimeters, is the button?
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02/28/20

Assume also that you make ONLY the minimum payments. Determine when the balance drops below $200?
You have a balance of $4000 on your credit card, and you make no more charges. Assume that the card requires a minimum payment of 5% and carries an APR of 22.8%. You have a balance of $4000 on your... more
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02/28/20

the function y=-x-1 and y=1/2x+k intersect at the point (-2,1). find the value of k
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02/28/20

If tan θ = 7/2 and cot ϕ = 5/8 , find the exact value of sin ( θ − ϕ ) .
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02/27/20

Geometry Homework

Help!The point (a,b) is the top of a rectangle. After a transformation, it maps to the point (-a,b+3), what type of transformations happened?A. Reflection over the x-axis and translated 3 units... more
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02/27/20

linear function
Find a linear function, f(x), where f(−1)=3 and f(3)=0.
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02/26/20

LCM of 15 and 40
find the product of the prime factors using each common prime factor only once and any remaining factors. the lcm is _x_x_x_x_ or _
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02/25/20

The product of c and 6 is greater than 17.
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02/25/20

Angle X and Angle Y are complementary angles. Angle X is 8 times larger than Angle Y. Write a system and solve to find the measurement of Angle X and Angle Y.
(NOTE: Complementary angles add up to 90o
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02/25/20

how do you do it
Susan deposited $4000 into an account with 5.5% interest, compounded semiannually. Assuming that no withdrawals are made, how much will she have in the account after 3 years?Do not round any... more
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02/25/20

what is the generator and the next four terms of the sequence :
what is the generator and the next four terms of the sequence : 7, 9.5, 12
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02/25/20

how do i solve?
The area of the figure below is  Note: each tile measures 9 ft on each side.
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02/25/20

Algebra and mathematics
if a range hood removes contaminants at a flow rate of F liters of air per second then the percent P of contaminants that are also removed from the surrounding air can be modeled by P = 1.06F +... more
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02/25/20

8th Grade Pre-algebra Word Problem

Karinne hit 4 more home runs than half the number of hone runs Lu hit. Together they hit 10 home runs. Let x represent the number of home runs Lu hit. Write an equation to represent the situation.
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02/25/20

What is the equation of the line that is tangent to the circle of radius 9 at (0,-9)and whose center is at the origin?
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