2,690 Answered Questions for the topic SAT math

04/29/19

Which of the following is the set of all real numbers x which there are points on the graph

y=sqrt(-x2 ) in the xy plane?A) The EMPTY SETB)The set containing only zeroC)The set of all positive real numbersD)The set of all negative real numbersE)The set of all real numbers
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Sat Math

04/25/19

mathematic fraction
sam is reading a book, he reads 9 pages, he has 3 pages left to red. what fraction of the book does he have left to read?
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Sat Math

04/21/19

Dmat0305-43356 HW
A 13-inch piece of steel is cut into three pieces so that the second piece is twice as long as the first place,and the third piece is one inch more then three the length of the first piece.find the... more
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04/19/19

How to factor by grouping?
How would you go about factoring a polynomial such as x3+5x+15+3x2?
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Sat Math Math Geometry

04/18/19

College Geometry
⊙D is shown below. Which of the following statements are true? Create an answer using the numbers associated with the true statements. For example, if only 1, 2, and 5 are true, then the answer is... more
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Sat Math Math Geometry

04/18/19

College Geometry
Three diagrams are given below. Based on the above diagrams, which of the following statements are true? Create an answer using the numbers associated with the true statements. For example, if only... more
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04/16/19

Difference quotient

In College Algebra we begin to work with and simplify the difference quotient, which is given by the formula f(x+h)-f(x) over h. Find the difference quotient for the following function by... more
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04/15/19

solve the equation for exact solutions over the interval (0 degrees,360 degrees)

5cosθ=3cosθ-1
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04/15/19

solve the equation for exact solutions over the interval (0 degrees,360 degrees)
cosθ=1+3cosθ
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04/15/19

solve the equation for exact solutions over the interval (0 degrees,360 degrees)
4tanθ+√3=tanθ
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04/15/19

solve the equation for exact solutions over the interval (0 degrees,360 degrees)
5cosθ=3cosθ-1
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04/15/19

solve the equation for exact solutions over the interval (0 degrees,360 degrees)
3sinθ=sinθ-√3
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Sat Math

04/11/19

A woman invested 5 times as much at 4% as she did at 6%. The total amount of interest she earns in 1 year from both accounts is $1,040. How much did she invest at each rate?
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Sat Math

04/10/19

What is this math called
1+4=5, 2+5=12, 3+6=21 , 4+7=32 and so on
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Sat Math

04/08/19

Math answer please
Suppose that an individual has a body fat percentage of 16.2% and weighs 154 pounds how many pounds of her weight is made up of fat round your answer to the nearest tenth
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Sat Math

04/03/19

Is the skewed left distribution tail on the left
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Sat Math

03/28/19

4,000+600+7 !! Please help
Put in standard form for math i suck at theses questions si so i hope you can help me!!! And thank you if you do help me. Please get back to me asap please
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03/28/19

Word problem. help!

The shorter leg of a right triangle is 21 feet less than the other leg. Find the length of the two legs if the hypotenuse is 51 feet.
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Sat Math Act Math

03/27/19

Needing help with this problem
On a map half an inch represents 10 actual miles two towns that are 4 and 1/2 inches apart on this map or how many actual miles apart
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Sat Math

03/27/19

Math problem. Help!
The expression 1/3x^2 - 2 can be rewritten as 1/3(x-k)(x+k), where k is a positive constant. What is the value of k? A) 2 B) 6 C) square root of 2 D) square root of 6
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Sat Math

03/27/19

How hard is SAT math 2?
I love math and I’m pretty good at it. Just wondering how difficult math 2 is? Also, I would appreciate it if anyone could post a link to a sample paper... Thanks.
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Sat Math

03/27/19

Question about the usage of the (part of) the quadratic formula
Hi guys, I just remembered a lot of people using sqrt(b\^2-4ac)/(2a) to solve a common math problem. I can't seem to remember what it's used for and I would really appreciate if someone could... more
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Sat Math

03/27/19

I desperately need help....
Hey guys! I am taking SAT in May. I make dumb 2-3 mistakes in math, but I think I can fix them by solving more questions. However, I really need help in reading and writing. I have been taking QAS... more
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Sat Math

03/26/19

Grid in questions for math
If I want to grid in a decimal like 0.5 for example, do I shade in 0.5 or .5 without the 0 ? Does it make a difference?
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Sat Math

03/26/19

A customer/member owes $10.51 and pays $50.00 in cash. The change due is $39.49.
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