97 Answered Questions for the topic Formula

12/10/19

Factoring Polynomials

Factor each polynomial completely. Make sure to check for a GCF first.w4-14w2-32I'm confused on how to work this out using the difference of squares formula, any help would be appreciated. I kinda... more

11/22/19

If sally can paint a house in 4 hours and John can paint the same house in 6 hours, how long will it take for both of them to paint the house together?

Hey, I already know the answer and the steps to solve it but I wanna know when do you use the formula to complete it, I see answers that just flip the 5/12 upside down and the answer is 12/5, do... more

07/09/19

Write −6sin(8t)+5cos(8t) in the form Asin(Bt+ϕ) using sum or difference formulas.

-6sin(8t)+5cos(8t)= Please provide all steps! Thank You!

07/07/19

Use the product to sum formula to fill in the blanks in the identity below: sin(7x)cos(4x)=1/2(sin(_____x)+sin(______x))

please provide all steps for the solution

07/07/19

Use the product-to-sum formula to find the exact value: If cos37.5∘sin7.5∘=(√A−B)/4, then A= B=

please provide all steps for the solution

07/07/19

Use the product-to-sum formula to find the exact value: If 2sin52.5∘sin97.5∘=2√+A√2, then A=

please provide all steps for the solution

05/23/19

Excel formula that multiplies the value of a cell times 2 only if it is under $.99?

Hello and thank you for your help! I am writing a formula to help me calculate coupon deals for my shopping trip. My store doubles coupons $.99 or under, so I need a formula that does the... more

05/10/19

How to know or calculate depth of field of a photo from EXIF tags?

I want to know the depth of field of a photo, preferably in cm or m. I know that we can know the camera setting by reading the EXIF tags, but is there a tag directly telling us the depth of field?... more

04/03/19

Lens correction projection?

What is the simplest way to un-warp a photo made using fisheye or wide-angle lens? I'm looking a pixel projection formula that has few parameters. Camera and lens parameters will not be known, so... more

03/25/19

Need to work out an equation and find a value of a number.

I am trying to work out an equation for a fantasy football spreadsheet i am working on.Lets say Player A is worth $564600 (Current Value). Player A has a 3 game average of 158 Player A projected... more

03/13/19

Excel formula that multiplies the value of a cell times 2 only if it is under $.99?

Hello and thank you for your help! I am writing a formula to help me calculate coupon deals for my shopping trip. My store doubles coupons $.99 or under, so I need a formula that does the... more

11/28/18

Most Common Range

I am trying to determine the most common 4-year range in a list of dates. Is there a formula that I can use in Excel 2007 to find out this statistic?

11/05/18

Asking the excel formula

for example, when I put 0700 in one column and the last number is "00", the second column want to be 1530, if the first column is 0800, the second column would be 1630, but if the first column I... more

10/02/18

Formula that predicts the location of moving enemy

A rocket that explodes not on impact, but explodes on a timer will be shot from myself to the enemy. The timer can only be inputted at the start of the shot. The rocket can only go straight and has... more

09/30/18

Formula that predicts the location of moving enemy

A rocket that explodes not on impact, but explodes on a timer will be shot from myself to the enemy. The timer can only be inputted at the start of the shot. The rocket can only go straight and has... more

09/12/18

Which formula expresses the height of the cone in terms of volume and base area?

The formula v=1÷3BH can be used to find the volume of a cone that has base area B and height H 

07/27/18

Is there a shortcut formula to use whenever one of the values inside a formula changes?

I have this formula.true=base×(1+A)×(1+B−C)×(1−D)×(1+E−F)×(1−G)If the E increases its value, is there a way to know the adjusted true without having to calculate the whole formula again using the... more

07/04/18

Convert 8 1/4 to a decimal

How to convert 8 1/4 to a decimal?  

05/25/18

Why does this formula work for finding the surface area of a cylinder?

In math class today, we were discussing how to find the surface area of a cylinder. Then, someone figured out that you could use the formula (radius+height)(diameter). We tested the formula and it... more

05/03/18

is there a way to find the number of cubes it would take to make a 3D pyramid, in formula form?

Like if you were stacking cans in an exact orderly fashion: | 0                                                                                    | 000                                          ... more

04/30/18

Which equation can be used to find the area of a pyramid's base if you are given its volume and height? Explain your answer.

The following formula can be used to find the volume, V, of a pyramid where B is the area of its base and h is its height.Which equation can be used to find the area of a pyramid's base if you are... more

04/28/18

Use the compound interest formulas A=P(1+(r)/(n))^nt and A=Pe^rt to solve.

Find the accumulated value of an investment of $17,000 at 6% compounded annually for 13 years.

04/22/18

Find the accumulated value of an investment of $5000 at 7% compounded continuously for 6 years

Use the compound interest formulas A = P(1+r/n)^nt and A=Pe^rt to solve.
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