All Questions ⁺⁰230706 Questions

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what is the answer to 8x-5>11 and 9x+1<82

what is the answer to 8x-5>11 and 9x+1<82

Guest Jun 10, 2023

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Help please

For non-negative integers a and b where and simplify:

Guest Jun 10, 2023

Jun 9, 2023

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angles

1. Find the area of triangle ABC if AB = 6, BC = 8, and angle ABC = 90 degrees.
2. If angle ABC = 135 degrees, and angle ACB = 30 degrees, what is angle BAC?

Guest Jun 9, 2023

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For those of you confused

Pat starts with two identical square pieces of paper. On the first one, she draws straight lines that divide the paper into a 3 -by-3 grid of squares. The total length of the lines she draws is 18
On the second piece of paper, Pat draws straight lines read more ..

Guest Jun 9, 2023

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help with math

This is some very hard geometry
Triangle XYZ is equilateral. Points Y and Z lie on a circle centered at O, such that X is the circumcenter of triangle OYZ, and X lies inside triangle OYZ. If the read more ..

Guest Jun 9, 2023

+1

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+1124

Cos graph

Hi friends,
I trust you are all doing well...I have here g(x)=aCos(x-30)...now they ask to calculate a...for 4 marks
I know that a is the amplitude, and I can read it of the graph, it's 1.
How do we read more ..

juriemagic Jun 9, 2023

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Question

"Find the smallest positive integer such that, for every positive integer , is relatively prime to each of , , and ."
I'm not to do this. Please help. Thanks!

Guest Jun 9, 2023

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triangle

In triangle PQR, let X be the intersection of the angle bisector of angle P with side QR, and let Y be the foot of the perpendicular from X to line PR. If PQ = 9, QR = 9, and PR = 9, then compute the length of XY. read more ..

Guest Jun 9, 2023

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help plz

At a cafeteria, Mary orders two pieces of toast and a bagel, which comes out to $3.15. Gary orders a bagel and a muffin, which comes out to $3.50. Larry orders a piece of toast, two bagels, and three muffins, which comes out to $8.15. How many cents does read more ..

Guest Jun 9, 2023

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arrangements

Find the number of ways of arranging the numbers 1,2 ,3, 4, 5, 6, 7, 8, 9 in a row so that the product of any two adjacent numbers is even.

Guest Jun 9, 2023

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52

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+1347

Percent question

If $\dfrac23$ of $75\%$ of $0.75x$ is equal to $100$, what is $\dfrac45$ of $60\%$ of $0.85x?$ Express your answer as a decimal to the nearest tenth.

sandwich Jun 9, 2023

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37

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+1347

means

The Heronian mean $H(a, b)$ is defined as $H(a, b) = \dfrac{a + \sqrt{ab} + b}{3} $. What is the least positive integer $b > 1000$ such that $H(40, b)$ is also a positive integer?

sandwich Jun 9, 2023

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37

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+1347

math problem

A classroom has 10 desks in two rows as shown below. Anne and Ben, Charlie and Darla, Eddie and Fiona, Gina and Hank, and Isabella and Jack are five boyfriend/girlfriend pairs. In how many ways can the 10 students be seated if the two people in each boyfriend/girlfriend read more ..

sandwich Jun 9, 2023

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system

Find the ordered triple (p,q,r) that satisfies the following system:
p - 2q = 3
q - 2r = -2 + q
p + r = 9 + p read more ..

Guest Jun 9, 2023

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