06/07/21

Dave Bowers collects U.S. gold coins. He has a collection of 49 coins. Some are​ $10 coins, and the rest are​ $20 coins. If the face value of the coins is ​$690​< ...
... how many of each denomination does he​ have?How many $10 coins does he have?How many $20 coins does he have?
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06/06/21

. For each of the following functions, find the indicated derivative. Solve using either the definition of the derivative or its alternate definition.
For each of the following functions, find the indicated derivative. Solve using either the definition of the derivative or its alternate definition.a. 𝑓(𝑥) = 4𝑥3 − 3𝑥2 − 2𝑥 − 1 ; 𝑓 ′ (−1) ... more
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06/06/21

Find the standard (slope-intercept form) equation of the tangent line to the following functions at the specified points:
Find the standard (slope-intercept form) equation of the tangent line to the following functions at the specified points: a. 𝑓(𝑥) = 𝑥 3 − 2 at the point (2 , 6) b. 𝑓(𝑥) = √25 − 𝑥^2 at the point... more
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06/06/21

The first plan charges a rate of 19 cents per minute. The second plan charges a monthly fee of $29.95 plus 9 cents per minute.
How many minutes would you have to use in a month in order for the second plan to be preferable? Round up to the nearest whole minute.
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06/06/21

Calculas H/W help
You have a wire that is 83 cm long. You wish to cut it into two pieces. One piece will be bent into the shape of a square. The other piece will be bent into the shape of a circle. Let A represent... more
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06/06/21

Katy has 138 cups of flour. Her cookie recipe calls for 2 cups of flour. How many more cups of flour does she need for the recipe?

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06/06/21

You get paid $500 per week and 15% is taken out for taxes. a.How much are the taxes per week? b.How much is your pay after taxes? c.What is your total pay after 6 weeks?
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06/06/21

The equation of the straight line through....
The equation of the straight line through the points (50,5500) and (100,1000) is given by:y = __x + ___
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06/06/21

Consider the simultaneous linear equations...
Consider the simultaneous linear equations below. 2x - 5y = 46__x - 5y = -23Type a coefficient for into the gap so that the pair of equations has no solution.
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06/06/21

-5x+9 simplify using x a sthe variable

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06/06/21

Roulette Wheel:  The game of roulette involves spinning a wheel with 38 slots
Roulette Wheel:  The game of roulette involves spinning a wheel with 38 slots: 18 red, 18 black, and 2 green. A ball is spun onto the wheel and will eventually land in a slot, where each slot has... more
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06/06/21

A special deck of cards has 5 green cards , and 3 yellow cards
A special deck of cards has 5 green cards , and 3 yellow cards. The green cards are numbered 1, 2, 3, 4, and 5. The yellow cards are numbered 1, 2, and 3. The cards are well shuffled and you... more
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06/06/21

Equation of tangent line
Find equation of the tangent linef(x) = -4x - 4at x=7
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06/06/21

Find the x- and y-intercepts of the graph of the equation. (If an answer does not exist, enter DNE.) y2 = 4 − x2
Find the x- and y-intercepts of the graph of the equation. (If an answer does not exist, enter DNE.)y2 = 4 − x2 x-intercepts     (x, y) =         (smaller x-value) (x, y)... more
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06/06/21

what is the relative error rounding to the nearest tenth of a percent
A metal plate is supposed to be 15.75 cm long but after it is cut, it measures 15.71 cm. Determine the relative error rounded to the nearest tenth of a percent.
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06/06/21

There’s a bonus question on my assignment that asks, “write the slope intercept for a line that has a slope of 3 and goes through (-9, 0)
Here’s the problem. The slope m, is 3. and it goes through (-9, 0). I’m not quite sure how I would understand the problem to solve it.
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06/05/21

Find the possible real values of 1/√3 ( i^1/3 + i^-1/3)
A−2,0, and 2B−1,0, and 1C−2√3,0, and 2√3D−1√3,0, and 1√3E−13,0, and 13
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06/05/21

if there are only 26 letters of the alphabet, how is it possible that there are 44 sounds in the English Language?
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06/05/21

what is (5, 5) is reflected over the x-axis. What are the coordinates
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06/05/21

The sum of two numbers is 20 and their squares is 272. Find the two numbers.
The sum of two numbers is 20 and their squares is 272. Find the two numbers.
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06/05/21

Please Solve It ..... :)
The Graph of a Quadratic Function contains (4, -64) and its vertex is at the Origin.a. Write an Equation for this Function.b. Does the Equation show a Streatch or a Shrink of its parent equation.
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06/05/21

what number do you need to add to -11 to get 0?
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06/05/21

what number do you need to add to -11 to get 0?
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06/05/21

what number do you need to add to -11 to get ?
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06/05/21

x decreased by 30%.
x decreased by 30%.
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