214 Answered Questions for the topic Help Asap Please

01/11/19

Scale Drawings 7th grade

A poster is 4 feet by 10 feet. What are the dimensions is the poster is enlarged by 2/3?

10/07/18

Matrices question. PLSSSSS HELP.

4. Let n≥2, let A and B b en×n matrices and let On be the n×n matrix with every entry 0.(b) Suppose that A2 = On. Show that In − A is invertible, and that (In − A)-1 = In + A.(c) Suppose that Am =... more

10/07/18

A parking meter has nickels and dimes worth 3.50. 45 coins in all. How many of each are there

a parking meter contains nickels and dimes worth 3.50. There are 45 coins in all. Find how many of each there are.

10/05/18

area of a rectangle

The area of a rectangle is x4-y4/8xy and the length is x2-y2/2xy a. What is the width of the rectangle? b. If you double the length of the rectangle but keep the same width, what is the new area... more

10/02/18

Given g(x)=-x+6 Find g(-3)

Help meeeeee please I need the answer 

10/02/18

A rectangle has a width 5 feet shorter than it’s length. The perimeter is 90 feet. What is the width?

Need help pleas I don’t know how to do this i need the answer please. 

10/02/18

Write an expression equivalent to 4x + 12 by combining like terms.

i dont understand math.

10/01/18

Write and solve an equation to find the number n. The difference of three times a number and 4 is −19.

please help. it was on my math and i couldn't figure it out

09/29/18

Flying into the wind, an aircraft made an 1100km trip in 2hrs. Same aircraft can make the same trip in 1h 50 min if flown with the wind.

Find the speed of the aircraft. how do you find the speed and what equation would it be to represent going into the wind and with the wind? 

09/28/18

Pre calculus question !!!

How many solutions does the equation sin(x) sin(2x) sin(3x)... sin(11x) sin(12x) = 0 have in the interval (0,π ] ?    (a) 11   (b) 12   (c) 24   (d) 46   (e) 68

09/28/18

if I have a box of 250 lemons and 63 are found to be bad what percentage of lemons are bad and hoe do you find the answer on a calculator

I may be getting a job inspecting produce but I forgot how to find a percentage 

09/27/18

help please! asap!

Solve each equation. A. 1/3 a= -5 b. 12-b=12.5 c. -0.1= -10c

09/27/18

help please? like this hour!

Select all the true statements.2.3+(-2.3) is equal to zero.(-3.7)+(-4.1) is positive.-2.6 − (-124) is positive.52+(-2.5) is negative.72 − (-100) is negative.

09/25/18

Algebra Questions

Wendy bought 3.74 pounds of swiss cheese at $6.29 per pound and 1.34 pounds of provolone cheese at $6.29 per pound. Which expression does NOT show the total cost, in dollars, of her purchase? out... more

09/25/18

would "lx-4lLess than 3" be written as an "and" or "Or"

if so why? I really need help.

09/22/18

write a system of equations modeling the given conditions. then solve the system by the substitution method and find the two numbers

write a system of equations modeling the given conditions. then solve the system by the substitution method and find the two numbers. the difference between two numbers is 3. the sum of the larger... more

09/20/18

help me please

A daredevil fires himself from a cannon directly upwards with an initial velocity of 44 m/s. How high will the daredevil go before beginning to fall. (Round to the tenths place)

09/20/18

help me please

A piano is dropped from a military cargo plane.  The plane is flying at a cruising altitude of 10000m, and begins to plummet. If the piano falls for 12 second, its velocity at this point will be... more

09/18/18

Use the first five terms of the Taylor’s series of the logarithmic series

(when 𝑎 = 0) to evaluate ln (0.4) approximately. Answer to 4 d.p. What is the exact value of ln (0.4) using the calculator (answer to 4 d.p.)?

09/17/18

f(x)=x^2, but shifted 2 units to the left, nine units up, and reflected in the x-axis

 isdcscsxcscsdcsdcsdcsdcd nb vbdvsjdvsjhcvsdcvhsdvcsdvcsdvcsd

09/17/18

Trigonometry

sin (n + 1)x sin (n + 2)x + cos (n + 1)x cos (n + 2)x = cos prove it

09/16/18

caren has 2 times as many stickers on her notebook as samaya together they have 14 stickers how many stickers are on samaya notebo

I need help with my study guide and i don't know the answer so can u help me. 

09/12/18

What were the original eight measurements collected using the mean and deviations?

Students collected eight length measurements for a mathematics lab. The mean measurements was 46.3 cm. and the deviations of seven individual measurements were 0.8 cm, -0.4 cm, 1.6 cm, -1.2 cm,... more

09/12/18

How to Write a Systems of Equations with Step by Step Solution

Provide a step by step solution and explain what the numbers in your solution mean in the context of the question you chose.     Question:   48,000 fans are in attendance at the Diamondbacks... more
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