Mark M.

Algebra 2 Absolute Value Depth Versus Distance

08/19/19

Addition of positive and negative integers

The deepest point of lake Titicaca in South Africa is -922 ft relative to its surface. The deepest point is 11,542 ft above sea level. What is the elevation of the surface of the lake? Use absolute... more

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Algebra 1

08/19/19

How do you how do you write nine times a number wise subtract from 85 is seven times the sum of four and y

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Algebra 1

08/19/19

Multiplication and distributive property

How do you get the and for 96 divided by 6 = 16

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Act Math

08/19/19

Terrible ACT Problem

The average of 5 distinct scores has the same value as the median of the 5 scores. The sum of the 5 scores is 420. What is the sum of the 4 scores that are NOT the... more

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Trigonometry

08/19/19

Trig Review Questions

Calculate the area of a triangle when given 4cm, 11cm and 110 degrees. In triangle XYZ, m<X=48 degrees, m<Y = 68 degrees and y =10. Find x.

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Algebra 1

08/19/19

what is 13 decreased by 3 time a number is 16

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Geometry

08/19/19

how do I figure the line perpendicular to x-4y=-28 that passes through (-8, 3)

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Sat Math Parabola Line Intercept

08/19/19

Which of the following equations has a graph in the xy-plane with no x-intercepts?

A) y = x2 + 3x + 4B) y = x2 - 5x - 6C) y = 3x2D) y = 2x - 5

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Geometry

08/19/19

Geometry Question

each of the numbers from 1 to 30 is written on a card and placed in a bag. if one card is drawn at random, what is the probability that the number is a multiple of 2 or a multiple of 3?

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Calculus Calc

08/18/19

TRUE OR FALSE: For all real x, y and z we have that |x − y + z| ≤ |x| + |y| + |z|

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Algebra 1

08/18/19

the value of y varies directly with x and y=-1 when x=3, find y if x=9

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Sat Math

08/18/19

need help solving this

Suppose that the heights of adult women in the United States are normally distributed with a mean of 63.5 inches and a standard deviation of 2.3 inches. Jennifer is taller than 85% of the... more

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Algebra 1

08/18/19

The amount of money earned varies directly with the number of hours spent babysitting. If Kayla babysits for 3 hours, she will earn $27. How much will she earn if she babysits for 4 hours

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Math Trigonometry

08/18/19

Solve sin x= 1/2 on the interval without using a calculator [0,2π).

Any extra details of explanation will be appreciated to understand. Thank u.

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Math Algebra 1 Algebra 2

08/18/19

find the points

Find all points having an x-coordinate of 8 whose distance from the point (3,−9) s 13.

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Geometry

08/18/19

uhhhhhhhhhhhhhhhhhhhh

A square and a regular heptagon are coplanar and share a common side , as shown. What is the degree measure of exterior angle ?Express your answer as a common fraction.

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Math Algebra 1

08/17/19

The sum of 4 consecutive odd integers is 104. Find the integers.

If you could explain the steps it would help a lot.

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Calculus

08/17/19

Maximization problem

A box with an open top is to be constructed from rectangular sheet of cardboard of size 5 feet by 8 feet. You are to cut out 4 corner squares of the cardboard in such a way that the volume of the... more

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Algebra 1

08/17/19

Write three ratios that are equivalent to the one given: The ratio of right-handed students to left-handed students is 18:4.

I tried finding a video for this question. But they all have different numbers. I need help!

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Calculus

08/17/19

Maximization problem

An evening mathematics course at BHS has a maximum capacity of 100 students. When the tuition for enrolling in the course is $80 all of the 100 seats are filled. Experience shows that for each $5... more

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Act Math

08/16/19

ACT Question: Finding A Midpoint

In the standard (x,y) coordinate plane, what is the midpoint of the line segment that has endpoints (3,8) and (1,−4)? (−2, −12) (−1, −6) (11/2, −3/2) (2, 2) ( 4, −12)

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