All Questions ⁺⁰237643 Questions

+1

762

1

+956

Stuck

Okay so: I did the cross product and I got:
(-7, 2k,4k+3) I thought of writing as i, j, and k but that didn't sound right so instead I put that read more ..

Julius May 15, 2018

0

640

3

Precalc

Find the following limits if they exist

1. Iim x -> 4
(1)/(x-4) read more ..

Guest May 15, 2018

0

781

1

C. f(x)=8x 2 -4x+3 = 16x-4

C. f(x)=8x2-4x+3 = 16x-4

use c. to find the tangent line at x=1. Where is there a horizontal tangent line?

Guest May 15, 2018

0

1198

1

+309

4.12

What is the measure of ∠R to the nearest degree?
31°
53°
58° read more ..

oscar.a1551 May 15, 2018

0

947

1

+309

4.12

What is the measure of ∠C, to the nearest degree?
22°
43°
47° read more ..

oscar.a1551 May 15, 2018

0

1279

0

help please

A and B are two events.
Let P(A)=0.5 , P(B)=0.4 , and P(A and B)=0.2 .

A group of employees were asked whether they drive or walk to work. read more ..

Guest May 15, 2018

0

854

0

+90

Geometry!

1. Two circles with centres N and S and radii a and c (where a < c) respectively touch externally at P. ABC and ADE are common tangents to the two circles. Prove that A, N and P are collinear.  

2. Consider the diagram below: read more ..

Yousif.m May 15, 2018

0

1023

0

+59

One hundred sixty-five of the 205 members surveyed at a local gym say they worked out more often when they were

One hundred sixty-five of the 205 members surveyed at a local gym say they worked out more often when they were in their twenties than they did when they were teenagers. Calculate the margin of error (ME), rounded to the nearest tenth of a percent. Is it read more ..

hayleeirene May 15, 2018

-1

4142

1

+68

here answer this please

Tino's Ice Cream Shoppe features seven flavors: vanilla, chocolate, pistachio, coconut, blackberry, lemon, and saffron. Tino will gladly make you an ice cream shake featuring any two scoops you want (not necessarily of different flavors). For example, you read more ..

sageatron2000 May 15, 2018

0

1109

0

+59

A researcher conducted a survey of 500 voting adults at a particular

A researcher conducted a survey of 500 voting adults at a particular party fund-raiser to estimate the average amount of money electorates contribute to candidates of their choice each election cycle. The data is normally distributed, with the highest amount read more ..

hayleeirene May 15, 2018

0

969

2

+90

Geometry, help please!

N is the point ( 4t, 2t2) on the parabola 𝑥2 = 8𝑦 whose focus is D. Find the equation of the normal at N.

(i) If this normal meets the axis of the parabola at B, find the locus of E, the midpoint of NB. 
(ii) The perpendicular read more ..

Yousif.m May 15, 2018

0

638

1

How to solve?

Guest May 15, 2018

0

661

1

SEND HELP

Complete the point-slope equation of the line through (-5,7) and (-4,0)

solve this: y -- 7= ___
read more ..

Guest May 15, 2018

+1

941

1

+19

algbera 2b

how do u slove 2x^2-3x-9

Paulwalker May 15, 2018

+1

1320

2

+50

Solve for x, Pre Cal 12: chap 8

Solve for x in each of the following equations At least 2 of the 4 must be solved algebraically. When solving graphically, sketch or paste a digital image of the graph you used to solve for the question.

e^(2x)-e^(x)-12=0 2(5^(x+2))=5(2^(x+5)) read more ..

Bobbly May 15, 2018

+1

2328

3

I am an odd number. Take away one letter and I become even. What number am I?

I am an odd number. Take away one letter and I become even. What number am I?

Guest May 15, 2018

0

841

1

Sum and difference formulas

what is tan7π/12 using the tam sum or difference formulas?
What is sin105 using the sin sum or difference formulas?

please help I don't understand trigonometry read more ..

Guest May 15, 2018

+1

1015

2

Divison

how many times does 4 go into 59

Guest May 15, 2018

+1

580

0

+7

The Classic Sludge Problem??

Water begins filling an empty 20 liter tank and sludge begins draining from a different full 20 liter tank. It takes 50 seconds to completely fill the water tank and it takes 30 seconds to completely empty the sludge tank. use the Intermediate Value Theorem read more ..

NowThisIsPodracing May 15, 2018

0

859

1

trigonometry

if a circle has a radius of 8 centimeters, what is the exact length of the arc intercepted by a central angle of 90 degrees.

Guest May 15, 2018

May 14, 2018

0

609

1

A problem of full houses

Each of five, standard, six-sided dice is rolled once. Two of the dice come up the same, but the other three are all different from those two and different from each other. The pair is set aside, and the other three dice are re-rolled. The dice are said read more ..

Guest May 14, 2018

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