All Questions ⁺⁰237681 Questions

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558

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help

Let be three vectors that lie on the same line. Find

Guest May 1, 2020

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760

2

+73

Help pls

Let $G$ be the centroid of $ABC.$ The midpoints of sides $\overline{BC},$ $\overline{CA},$ and $\overline{AB}$ are $L,$ $M,$ and $N,$ respectively. Also, $D$ is the foot of the altitude from $A$ to $\overline{BC},$ and $K$ is the foot of the altitude from read more ..

Hi121529 May 1, 2020

+1

689

1

+126

please help :)

Thirty-one students who write a contest get all the integer grades from 70 through 100, with
different students getting different grades. When one particular score is removed, the average
of the 30 remaining scores is the same as the average of all read more ..

thedudethatneedshelp May 1, 2020

0

409

0

Can anybody help with this...

This has been posted awhile back but nobody answered.. It's the second graph a-d part question :-( Please help.

https://web2.0calc.com/questions/alg-2-help

Guest May 1, 2020

-1

647

5

+194

Yeah Factorials. . . of course not.

LuckyDucky ●●●●●

somehelpplease May 1, 2020

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595

4

counting question

A phone number has seven digits and cannot begin with a 0.
How many phone numbers contain the sequence 123?

Guest May 1, 2020

+1

834

4

+126

plz halP!

Anna, Bob and Carol ran a 1000m race and each ran at a (different) constant speed throughout the entire race. When Anna finished, Bob and Carol were at the 800m and 600m mark respectively. When Bob finished, how far (in metres) was Bob ahead of Carol? read more ..

thedudethatneedshelp May 1, 2020

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759

1

+126

help!

Reim and Bindu are in a line with other students, waiting to see a movie. There are at most 30 students in the line. Reim says: “There are three times as many students after me in this line than before me.” Bindu says: “There are four times as many students read more ..

thedudethatneedshelp May 1, 2020

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1035

6

Please help :)

A poll of 100 eighth-grade students was conducted to determine the number of students who had a dog, a cat, or a fish. The data showed that 50 students had a dog, 40 students had a cat, and 20 students had a fish. Further, 19 students had only a dog and read more ..

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Guest May 1, 2020

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1475

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I need help plss

What is the angle of elevation to the nearest tenth of a degree to the top of a 35-ft building from 75 ft away?

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Guest May 1, 2020

0

1176

7

+188

Six times the reciprocal of a number is . What is the number? Express your answer as a mixed number.

Six times the reciprocal of a number is . What is the number? Express your answer as a mixed number.

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SoggyPerson May 1, 2020

0

579

2

trig question

What is arctan sqrt(2)?

Guest May 1, 2020

-2

822

3

+25

What two numbers multiply into -35, add into -6

What two numbers multiply into -35, add into -6

Liyah May 1, 2020

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708

1

help

Amy needs to rust-proof a wrought-iron fence made of a rail that is a 1 cm thick by 4 cm wide by 102 cm long rectangular prism supported by posts that are 2 cm by 2 cm by 1 m high rectangular prisms. The posts are spaced 8 cm apart, attach to the bottom read more ..

Guest May 1, 2020

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605

3

+188

25% of 125

Whats 25% of 125?

LuckyDucky ●●●

SoggyPerson May 1, 2020

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698

2

Help plz

What is the surface area of the shoe box with the dimensions shown in the diagram? Use a net.

Guest May 1, 2020

+1

763

1

+25

What two numbers mutiply into -35, add into -6

What two numbers multiply into -35, add into -6

Liyah May 1, 2020

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555

1

+55

tell me please

find the integral of ∫ 8e^(x+1) dx ?

gonaaa May 1, 2020

0

545

1

Help

How to do 12c3= ncr (12,3)=

Guest May 1, 2020

+1

741

5

+46

Homework problem

The numbers 1, 2, 3, 4, 5, and 6 are to be entered into the boxes below, so that there is one number per box, and each number is used exactly once. In addition, in each row, the numbers increase from left to right, and in each column, the numbers increase read more ..

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derpiiXD May 1, 2020

+1

498

1

Guest May 1, 2020

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607

3

Help Me!

A boa constrictor is 18 inches long at birth and grows 8 inches per year. Write an equation that represents the length y (in feet) of a boa constrictor that is x years old

Guest May 1, 2020

0

619

1

+55

matmatic problem

the integral of ∫ e^x between ln 3 and ln 2?

gonaaa May 1, 2020

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