04/02/19

How many times smaller is the volume of a cylinder if the diameter is multiplied by a half?
I just need help please!!!
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04/02/19

i have a triangle with th bottom side being 16 and the other side being 20 what is x the missing length?
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04/02/19

Can anyone teach me how to prove the identity without evaluating the determinant?
I have searched through google yet i cant find a decent explaination. |a1 b1+ta1 c1+rb1+sa1| |a2 b2+ta2 c2+rb2+sa2| |a3 b3+ta3 c3+rb3+sa3| = |a1 a2 a3| |b1 b2 b3| |c1 c2 c3|
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03/30/19

Dont Understand because the lesson did not go over it
Given the table below for selected values of f(x), use 6 left rectangles to estimate the value of. x13467910 f(x) 4 8 6 10 10 12 16 Numerical Answers Expected!
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03/30/19

 Find the volume of the solid obtained by rotating the region
 Find the volume of the solid obtained by rotating the region bounded by the given curves below about y=-4. y=0, y=cos(3x), x=pi/6, x=0
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03/29/19

Need an answer ASAP

the points (3,1) and (1,-3) form a line (line a). Identify which line below is parallel to this line and which line is perpendicular to this line. At what point do the perpendicular lines... more
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03/29/19

Need an answer ASAP

The lakers scored a total of 80pts in a basketball game against the Bulls. The lakers made a total of 37 2-point and 3-point baskets. How many 2-point shots did the lakers make? How many 3-point... more
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03/29/19

Algebra 1 Word Problem

If a ball is thrown vertically upward with an initial speed of 39 feet per second, its height in feet above the ground t seconds later is given by the formula h = 39t-16t^2. At how many seconds... more
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03/28/19

Limits Question
lim n tends to infinity((cosx)n + (sinx)n)1/nfor x belongs to (0,π/4)
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03/28/19

Word problem. help!

The shorter leg of a right triangle is 21 feet less than the other leg. Find the length of the two legs if the hypotenuse is 51 feet.
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03/27/19

What is the perimeter?
A decorator wishes to put a wallpaper border around a rectangular room that measures 17 feet by 20 feet. Find the​ room's perimeter. The perimeter of a rectangle is found by the expression 2 Upper... more
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03/27/19

How can I find the general form equation of a line from two points?
Given the input: double x1,y1,x2,y2; How can I find the general form equation (double a,b,c where ax + by + c = 0) ? Note: I want to be able to do this computationally. So the equivalent for... more
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03/27/19

What are some of the best geometry theorems for competition maths (both high school and university level)?
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03/26/19

This question is about probabbility
A card games requires to choose a card from two different sets of cards. One of the card sets contains the numbered cards from a standard deck of cards(including the ace) The other set contains... more
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03/26/19

Math 2 Word Problem

If a toy rocket is launched vertically upward from ground level with an initial velocity of 148 feet per second, then its height h after t seconds is given by the equation h(t)=-16t2+148t. How long... more
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03/26/19

How to solve 8 cos (x)^3-6 cos (x)-1=0
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03/26/19

Determine the following intergrals:
1. ∫ 3x/(x+1)3 dx (by using substitution)2. ∫ (4x2 - 4x - 3)/ [x2(x-3)] dx (by using partial intergration)3. ∫ e2xcos(2x) dx (by using integration by parts)
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03/26/19

Is there any short way for derivative of this function: f(x)=(x−1)(x−2)(x−3)(x−4)(x−5)?
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03/26/19

Please help with TRIG
Given the indicated parts of triangle ABC with γ = 90°, find the exact values of the remaining parts.α = 30°,     b = 70 β =   ° a =      c =     
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03/25/19

The line y= 3x +4 is a tangent to the curve y=ax3+bx2 +2x+7 at the point (1,7) (ANSWER 1a. and 1b.)
1) The line y= 3x + 4 is a tangent to the curve y=ax3+bx2 +2x+7 at the point (1,7) 1a.) Determine the values of a and b 1b. ) The tangent to the curve is parallel to y= 3x +4 at one additional... more
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03/25/19

the width of rectangle is R cm. the length is 5cm longer than the width.
write an expression for the length of the rectangle.write a formula to work out the area (A cm2) of the rectangle.
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03/25/19

Find the perimeter of the polygon with the given vertices: D(3,1), E(-2,1), and F(1,5)
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03/25/19

How long did he take?
Nickola swam at a rate of 22 ​km/hr and ran at a rate of 11 km/hr for a total distance traveled of 68.5km. If he completed the race in 9.5 hours, how long did he take to complete each part of... more
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03/25/19

Log and ExpFxns Review Problem
If logb2=x and logb3=y, evaluate the following in terms of x and y:a.) logb162=
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03/25/19

What is the largest possible product you can form from two non-negative numbers whose sum is 46?

What is the largest possible product you can form from two non-negative numbers whose sum is 46? 
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