Trigonometric Identities

If sin(theta) = 0.3 and 0 < theta < pi / 2 ( first quadrant ). Find each of the following : A) sin (2theta)B) sin (4theta)C) cos (4theta)D) sin (theta/2)E) cos (theta/2)... more

07/16/22

Help me please I need to pass summer school

So there was this question and it was if Gina can complete 2/3 on a braclet In 3/4 hours what is her rate for making brackets. The answer is 8/9. But now what is her unit rate in brackets per hour.... more

Are the vectors equivalent? find the component form.

vector PQ and vector RS where P=(0,0) Q=(-3,-2) R=(7, -3) S=(4, -5)

07/15/22

Which type of quadrilateral is best described by the above statements?

Read the following descriptions of a certain type of quadrilateral: I.  All sides are congruent. II. All angles are congruent. III. All diagonals are congruent. Which type of quadrilateral is... more

07/15/22

7. A customer went to a garden shop and bought some potting soil for $12.50 and 5 shrubs. The total bill was $62.50. Write and solve an equation to find the price of each shrub.

7. A customer went to a garden shop and bought some potting soil for $12.50 and 5 shrubs. The total bill was $62.50. Write and solve an equation to find the price of each shrub.

07/15/22

The product of a number and 6

07/14/22

I’m stuck on this

How long will it take 6,000 to grow to 26,000 if it is invested 8% compounded monthly

07/14/22

The height y (in feet) of a ball thrown by a child is 1/14 x² + 2x + 5

where is the horizontal distance in feet from the point at which the ball is thrown. (a) How high is the ball when it leaves the child's hand? (b) What is the maximum height of the ball? feet feet... more

07/14/22

NASA launches a rocket at t = 0 seconds. Its height, in meters above sea-level, as a function of time is given by h(t) = − 4.9t² + 40t + 262.

Assuming that the rocket will splash down into the ocean, at what time does splashdown occur? I The rocket splashes down after seconds. How high above sea-level does the rocket get at its peak? The... more

07/14/22

Two triangles are congruent if

07/14/22

Solving this System of Equations

These are the equations:10y+7x=29 −5y−9x=2​The question is asking me to solve the system of questions to find X & Y. I just cannot understand how to solve these. Please help! Thank you!

07/14/22

What is the expression 9 less than one-fifth of C?

I tried 1/5c-9

07/14/22

Advanced Math question.

The Thunderbirds professional indoor soccer team has 900 season ticket holders. The management of the team wants to increase the current price of $400. A survey indicated that for every $20... more

07/14/22

if you shift f(x) = x, down 6 units what is the answer

07/14/22

Given that SR = 1+2+......+R Find S7+S4

Distance between spheres help

The equations x2 + y2 + z2 - 6z = -8 and x2 - 18x + y2 + 14y + z2 = -126 represent spheres in three dimensions. Find the distance between these two spheres. Include at least three decimal places in... more

07/14/22

slope of intercept

A line passes through the points (1, 7) and (0, 4). What is its equation in slope-intercept form?

07/14/22

Do I add or divide or division or subtract?

Assume there is national lottery and the winning ticket is worth $10 million. One winning ticket will be selected. If there are 125 million tickets sold, what is the chance that a buyer of one... more

07/14/22

How many medical test kits were sold last year?

at home medical test kits have increased in popularity in recent years. This year, 290 million test kits are expected to be sold. This represents a 116% increase from the number of kits that were... more

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