06/02/21

Ratio word problem
Mr. Miles split $4560 among his three sons from the eldest to the youngest in the ratio of 3:2:1. How much more money did the eldest son receive than the youngest son.
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06/02/21

If sin x = 2/5, x in quadrant I, then find (without finding x)

If sin x = 2/5 sinx=25 , x in quadrant I, then find (without finding x) sin ( 2 x ) = cos(2x)= tan(2x)=Please explain clear it takes time for me to understand
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06/02/21

which one is the better value a 5-kilogram bag of dog food costing $16.95. Two 2-kilograms bahs of dog food costing $4.75 per bag
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06/02/21

Algebra word question

A running back catches a pass and runs for the goal line 80 yards away. He can run a 50-yard dash in six seconds. If he runs at 80% of his speed in the 50-yard dash, how long will it take him to... more
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06/02/21

Algebra investment question
Sarah has $2000 more invested at 8.5% than she does at 9.75%. Both investments are at simple interest rates. If the annual return from each investment is the same, how much is invested at each rate?
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06/02/21

A queen rules a nation. When she dies, the throne will pass to her daughter. What kind of government does this nation have?
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06/02/21

Need some help with these, work must be shown including tables for graphs
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06/02/21

The flight of one type of rocket is described by a function h = −5(t − 3)2 + 50, where h is the height of the rocket, in metres, and t is the time, in seconds, since the rocket was fired.
a. What was the max height of the rocket?b. At what time the max height was reached?c. What was the initial height of the rocket?d. What was the height of the rocket after 2 seconds of the flight?... more
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06/02/21

What is the nexxt number in this sequence?
10 5 8 4 7 3.5 6.5 ?Answer Choices:2.5, 1.5, 4.25, 3.25, 3, 5.25
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06/02/21

Trigonometric function

Suppose the terminal arm for the angle theta passes through the point (1,-4) a). Draw the angle from the standard position and determine the length of the radius. b). Find all 6 trigonometric... more
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06/02/21

I neeed help with math

Express the following fraction in the simplest form using only positive exponents.(5s3)2 2s8
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06/02/21

Statistics Question, urgent help
Which formula is used? Explain whyShow all steps please I really don't understand
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06/02/21

Statistics Question, please explain steps
Please explain all steps, thank you. Which formula is used?Why is it not 0.82(0.7) + x(0.9) / 0.7 + 0.9?
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06/02/21

Integrals Problem
Find ∫05 f(x)dx iff(x)={3 for x<3 {x for x≥3.
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06/02/21

Integrals Problem
∫410 f(x)dx − ∫49f (x)dx = ∫ab f(x)dxwhere a= and b=
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06/02/21

Integrals Problem

Given that 7≤f(x)≤10 for 1≤x≤4, estimate the value of ∫14 f(x)dx ....... ≤ ∫14 f(x)dx ≤ ......
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06/02/21

what is the missing constant term in the perfect square that starts with expression below x^2+24x
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06/02/21

need help asap! thanks!
A. Explain the procedure (but don't create the graph) for graphing the quadratic function in vertex form f(x) = 2(x - 3)2 - 1 using pencil and paper. Your explanation should show your understanding... more
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06/02/21

How many gallons?
How many gallons of a 80​% antifreeze solution must be mixed with 100 gallons of 20​% antifreeze to get a mixture that is 70​% antifreeze? Use the​ six-step method.
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06/02/21

What was her average speed on Friday​?
It took Ellen 2.7 hours to drive to her​ mother's house on Thursday morning. On her return trip on Friday night, traffic was​ heavier, so the trip took her 3 hours. Her average speed on Friday was... more
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06/02/21

How many of each denomination of coins does he​ have?
A man has a box of coins that he uses when playing poker with friends. The box currently contains 35 coins, consisting of​ pennies, dimes, and quarters. The number of pennies is equal to the number... more
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06/02/21

Which of the following word problems can be solved using the equation 4x+6=34? Select all that apply.

Which of the following word problems can be solved using the equation 4x+6=34?Select all that apply.A. Maria has 6 one dollar bills and some quarters, totaling $34. How many quarters doesshe... more
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06/02/21

Find the quotient of the following using long division and synthetic division. (I badly need someone's help😣)
2x4-9x3+9x2+5x-1÷(2x+1) 2x3+4x2-x-12÷(x+4)
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06/02/21

Basic math fractions!
Joseph had 3 gallons of lemonade. He wanted to give each of his 1/8friends of a gallon. How many friends would receive lemonade?​
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06/02/21

college algebra help
Shaun invests $5800 in two different accounts. The first account paid 7 %, the second account paid 9 % in interest. At the end of the first year he had earned $490 in interest. How much was in each... more
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