06/05/19

Why isn't integral defined as the area under the graph of function?
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06/05/19

Why must one side of a right triangle be an even number?
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06/05/19

System of equations: how do i solve this? 3x+2y=10 and 2x-y=9
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06/05/19

You are given 9 identical squares, each with a side of 1 cm. How do you rearrange these squares in a way to get a shape with the maximum possible perimeter?
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06/04/19

What is the variable expression of the quotient of eight and the sum of a number and five
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06/03/19

Differentiate H(u) = (u - sqrt(u)) (u + sqrt(u))need an explanation
can you explain each step like how you got (u^2-u)Can you explain it by using the product rule .Thanks !
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06/03/19

Victor bought a pencil from the school store for $0.19. He paid with a $20 bill. What will be the change he received?
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06/02/19

Trigonometric identities
If Sin2x + sinx = 1Then what is Cos12x + 3 cos10x + 3 cos8x + cos6x = ?
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06/02/19

Find the nth degree polynomial function

N=3-3 and 9+5i are zerosf(-1)=250
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05/30/19

Geometry) DE¯¯, DF¯¯, and EF¯¯ are midsegments of △ABC, with DE=6 cm, DF=3.61 cm, and EF=5 cm....
DE¯¯, DF¯¯, and EF¯¯ are midsegments of △ABC, with DE=6 cm, DF=3.61 cm, and EF=5 cm.What is the measure of the perimeter of △ABC?© 2016 FlipSwitch. Created using GeoGebra.The perimeter... more
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05/30/19

Gail practices swimming for 1 1/4 hours every day. How much time does she practice in a week?

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05/30/19

A high-speed "bullet" train accelerates and decelerates at the rate 4ft/s2. Its maximum cruising speed is 90 mi/hr.
(a) What is the maximum distance (in miles) the train can travel if it accelerates from rest until it reaches its cruising speed and then runs at that speed for 15 minutes?(b) Suppose that the... more
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05/29/19

I don't know how to solve this. So an answer and an explanation would be great
Diane averages 6 mph walking to school. Averaging 35 mph on the way back home by car, she takes 3/4 hour less time. How far is the school from her home?
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05/29/19

An pebble was dropped from a height of 100 feet. Write an equation for y, the pebbles height in fee,t, x seconds after being dropped.
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05/29/19

An pebble was dropped from a height of 100 feet. Write an equation for y, the pebbles height in fee,t, x seconds after being dropped.
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05/29/19

a perpendicular is drawn from a point P(1,2) to the line with equation 3x+4y-12=0 and meet at Q. find the coordinates. of Q
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05/29/19

When a third of a number is subtracted from a half of the same number, 60 is the result

How would you solve this?
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05/29/19

Linear Equation

Write an equation that represents this problem, explain what each part means and why you wrote it that way, and then solve for how many lawns he must mow to make 200 dollars. My son wants to earn... more
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05/29/19

The apothem of a regular quadrilateral is 4 in. Find the perimeter.

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05/28/19

FINDING ENDPOINT
The midpoint of AB is M(1,1). If the coordinates of A are (3,−3), what are the coordinates of B?
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05/28/19

Two word distance problems.
I have two questions that I really need help with. Donna took twice as long to drive 720 miles and Maple took to drive 200 miles. Find the rates and ties of both if Donna's speed exceeded that of... more
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05/28/19

The Theorem of Pythagoras Question
A right-angled triangle has shorter side lengths exactly a^2-b^2a and 2ab units respectively, where aa and bb are positive real numbers such that aa is greater than bb. Find an exact expression for... more
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05/28/19

Please help with geometry homework
When railroads were first laid across the flat midwestern prairie, the train engeneers reported that they could see for miles from their cabs 12 feet above the ground. Were they exaggerating? If... more
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05/27/19

Geometry homework... Please help😬😁
The length of the external tangent segment is 12. Find the distance between the two circles. Circle 0 with a radius 8 and circle p with the radius 3.
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05/27/19

verify math identity

cos2x=1-sin2xtanx please verify the identity
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