2,686 Answered Questions for the topic SAT math

02/25/20

Isosceles triangle 3D Vectors.
Question " The points A and B have position vectors 10i -23j +10k and pi +14j - 22k respectively, relative to a fixed origin O, where p is a constant.Given that ΔOAB is isosceles, find three... more
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Sat Math Math Act Math Maths

02/24/20

Can you use Matrixes to organize this info and write a matrix that gives total and also a change
1996- number of units—CDs:20,779;cassettes:15,299 and music videos: 45.dollar value—CDs: 268,441; cassettes: 122,329; and music videos:9161997- number of units- CDs: 26,277; cassettes: 17,799; and... more
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02/24/20

Can you organize this information using matrices and write a matrix that shows the total numbers for the wins of losses of the teams?
Before-The Atlanta braves had 59 wins and 29 losses, the Seattle Mariners had 37 wins and 51 losses, and the Chicago Cubs has 48 wins and 39 losses.After-the Atlanta braves had 47 wins and 27... more
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Sat Math

02/19/20

Math for Aleks idk
The area of a rectangular parking lot is 7980m2If the length of the parking lot is 95m  what is its width?
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Sat Math Math

02/18/20

What are the possible values for x for (3x-4x^2)/6 to be a multiple of 5?
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Sat Math

02/15/20

You are going to mix a gallon bucket of window cleaner. The instructions direct you to mix 1 part cleaner to 3 parts water. How much cleaning solution will you need to use?
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Sat Math

02/13/20

Math and statistics

Suppose certain coins have weights that are normally distributed with a mean of 5.306 g and a standard deviation of 0.062 g. A vending machine is configured to accept those coins with weights... more
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02/13/20

What is the largest of five consecutive even integers if the sum of the first four of them is A?
the answer is: (A+20)/4I just don't understand how they got to that.
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02/12/20

Interest Compounded Problem
I am unsure how to solve this problem: You borrow $2500 at 12.25% interest compounded monthly. If you are unable to make any payments the first year, how much do you owe, excluding penalties?
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02/12/20

Continuous Compounding Problem
How do I solve this? You lend $100 at 10% continuous interest. If you are repaid 2 months later, what is owed?
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Sat Math Math Algebra

02/08/20

Algebra inequality
I happened to deal with this algebra inequality 8/x>0 and the answer seems obvious in interval notation, it's (0;∞), but then I check with online problem solver website Cymath and there it gets... more
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Sat Math

02/06/20

7 times as many as 7 is
7 times as many as 7 is
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Sat Math

02/06/20

A bamboo grows 64.5 inches in 1.75 months. How many inches does a bamboo grow in 1 month
a bamboo plant grows 64 1/2 inches in 1 1/3 months. What is the bamboos growth rate in inches per month
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Sat Math Math Linear Algebra

02/04/20

What are the length and width of a rectangular traffic sign if the length exceeds the width by 10 inches and the perimeter is 156 ​inches?
Kind of stuck dont know how to solve this?
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02/03/20

Help with algebra
The length of a rectangle is 8 inches more than three times the width. The perimeter is 80 inches. Find the length and width.
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01/30/20

How to graph the quadratic function.
In Exercises 5–7, use the following information.On fourth down, a team is just out of field goal range. The punter is called in to punt. To avoid kicking the ball into the endzone, the punter needs... more
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01/30/20

How to graph the quadratic function.
In Exercises 1–4, use the following information.A punter kicked a 41-yard punt. The path of the football can be modeled by y􏰀=-􏰁0.035x^2+1.4x+1, where x is the distance (in yards) the football is... more
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01/30/20

How is "i" computed in the following problem?

Calculate the compound interest rate. Compound interest is calculated based on the change in the cost index over the 4-yr period:  PV=FV(1+i)4362=3684(1+i)^44362/3684=(1+i)^41.18404=(1+i)^4i=4.31%
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01/29/20

On a number line, points A, D, B, E, C, and F are arranged from left to right. Point B is the midpoint of segment AC, and point E is the midpoint of segment DF.
If length BE is less than length EC, which of the following statements are true? (multiple choice, pick one only) DB < EC BE > CF BC + DE < AD + EF AD + AB < EC + EF none are true
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01/28/20

Can you graph this quadratic function? Does punting a football from the 40-yard line mean it reached the end zone
On fourth down, a team is just out of field goal range. The punter is called in to punt. To avoid kicking the ball into the endzone, the punter needs to kick the football high and short. This punt... more
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01/27/20

an equation that could be used to determine the time, t, in seconds, for the ball to reach the ground. Assume ground level is at a height of 0 ft. 
The height, h, of an object that is thrown upwards into the air can be represented as h = 0.5 at 2 + v 0 t + h 0, where a represents the acceleration due to gravity (– 32ft s 2 ), v 0 represents... more
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01/26/20

Need help solving
Find a fourth-degree polynomial with integer coefficients that has    and    as zeroes, such that 
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Sat Math

01/24/20

18 less than a number is 19
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01/24/20

Need Help As Soon as Possible.
Parallelogram ABCD is translated (x + 3, y − 2) and then rotated 90° about the origin in the clockwise direction. Complete the table to show the locations of A″, B″, C″, and D″ after both... more
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01/24/20

Transformations. Need help immediately.
Which sequence of transformations will map figure Q onto figure Q′?Two congruent trapezoids figure Q and figure Q prime are drawn on a coordinate grid. Figure Q has vertices at (-9, 2), (-6, 4)... more
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