08/18/21

skier problem for math
A skier is trying to decide whether or not to buy a season ski pass. A daily pass costs ​$72. A season ski pass costs ​$350. The skier would have to rent skis with either pass for ​$30 per day. How... more
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08/18/21

A model Rocketlaunched with an initial upward velocity of 201 ft/s. The rockets height h(in feet) after t seconds is given by the following. h=201t-16t^2. Find all values of t for rocket height of 93.
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08/18/21

answer the question in planning her retirement liza deposits some money at 2.5 interest with twice as much deposited at 4.5% if the total annual income at $2070
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08/17/21

Expressions and equations

Twelve less then half a number is sic
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08/17/21

Given that c is a prime number, rationalise the denominator of 3c-√c / √c. Simplify the answer.
Given that c is a prime number, rationalise the denominator of 3c-√c / √c. Simplify the answer.
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08/17/21

Make x the subject of y = √2x+1/x-1
Make x the subject of y = √2x+1/x-1
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08/17/21

Is a rational number an integer? Why or why not?

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08/17/21

Triangle ABC is similar to triangle DEF with a ratio of 3/5 If the difference of their perimeters is 40 inches, find the perimeter of each triangle.

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08/16/21

The proper angle for a ladder is about 75 degrees from the ground. Suppose you have a 9 foot ladder. How far from the house should you place the base of the ladder? Round to the hundredths.
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08/16/21

What is the quotient of 16 and 2 by 2
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08/16/21

result, for Lucy, Miguel and Sam
Lucy, Sam and Miguel have $122 total in their wallets. Sam has fourth times what miguel has. Miguel has $8 less than Lucy. How much do they have in their wallets
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08/16/21

Fraction problem

There are 25 students in Roses’s Speech class. Rose has not yet been called on to give her required oral report, but 10 other students have given their reports. If 2 students are absent, what is... more
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08/16/21

Solve the system of equations by addition. −x+2y =−1 , 5x−10y =6
Solve the system of equations by addition. −x+2y =−1 , 5x−10y =6
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08/15/21

calcuating time and distance
Shannon is a lifeguard and spots a drowning child 30 meters along the shore and 40 meters from the shore to the child. Shannon runs along the shore for a while and then jumps into the water and... more
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08/15/21

Given that p is a prime number, rationalise the denominator of 7√p - p^2 / √p^3. Simplify the answer
Given that p is a prime number, rationalise the denominator of 7√p - p^2 / √p^3. Simplify the answer
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08/15/21

1. With replacement  2. Without replacement please help
1. Suppose that 9 good fuses and 4 defective ones have been mixed up. To find the defective fuses, we test them one-by-one, at random. What is the probability that we are lucky and find both... more
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08/15/21

How to do partial fractions for (1/(2s + 1)) * (2/s)

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08/15/21

How do I solve 4/e-3=5
Please help. How do I solve 4/e-3=5
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08/14/21

Find two consecutive integers so that 18 times the smaller number is 2 more than 17 times the larger number
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08/14/21

How to simplify fully (2x+3)^2-(2x-3)^2?
simplify fully (2x+3)^2-(2x-3)^2
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08/13/21

What do I do to rearrange the formula y=a-bx^2 to make x the subject?
Rearrange the formula y=a-bx^2 to make x the subject
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08/13/21

need help with precalculus (check my answer)

f(x) =  ; g(x) = 8x - 13Find f(g(x)).f(x) =  ; g(x) = 8x - 11Find f(g(x)).f(x) = 5x + 3; g(x) = 6x - 5Find f/gmy answer : (f/g)(x) =  domain {x|x ≠ }
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08/13/21

need help with precalculus
Determine the intervals on which the function is increasing, decreasing, and constant. is it Increasing x > 0; Decreasing x < 0 ??Use the graph of f to estimate the local maximum and local... more
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08/13/21

Formulate a function rule for the total cost C(x)

Elaine broke stereotyping by becoming an auto mechanic. For home services, she charges a base fee of₱500.00 for each visit and ₱360.00 per hour of her labor. Formulate a function rule for the total... more
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08/13/21

How many rolls will I need?
If my wall is 10 ft x 12 ft and the wallpaper roll is 15.7” x 118”, how many rolls will I need?
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