993 Answered Questions for the topic SAT math

Sat Math Algebra

07/23/16

#### SAT Math Problem (22)

A portion of the graph of the quadratic equation described below y=f(x) is shownin the xy-plane above. The function g is defined by the equation g(x) = f(x) + b. If the equation g(x) = 0 has...
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Sat Math Algebra

07/23/16

#### SAT Math Problem (21)

If the expression ((n2-9)/(n2+3)) is equivalent to the expression 1-((k)/(n2+3)) for all values of n, what is the value of k?

Sat Math Trigonometry

07/21/16

#### SAT Math Problem (20)

If x represents the radian measure of an angle, where 0 < x < π/2, and sin x = 5/13, then what is the value of tan(π/2 -x)?
Note: I got so far as realizing that it is a 5,12,13 right...
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Sat Math Algebra

07/21/16

#### SAT Math Problem (19)

The function g(x) = ax3+bx2+cx+d has zeroes x = -2, 3, 6. If g(0) < 0, which of the following must also be negative?
A. g(-3)
B. g(-1)
C. g(4)
D. g(5)

Sat Math Algebra

07/21/16

#### SAT Math Problem (18)

If the polynomial P(x) has factors of 12, (x-5), and (x+4), which of the following must also be a factor of P(x)?A. 2x2+8B. 4x2-20C. 6x2-6x-120D. x2-10x+25

Sat Math Trigonometry

07/20/16

#### SAT Math Problem (17)

If sin x = 3/5 and cos x < 0, then find tan x. (Note: sin2x + cos2x = 1)

Sat Math Algebra

07/20/16

#### SAT Math Problem (16)

In the United States, 55 million computers, 32 million televisions, and 150 million cellphones were either disposed of or recycled in the past year. If 30% of computers, 20% of televisions, and 10%...
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Sat Math Algebra

07/20/16

#### SAT Math Problem (15)

The United States' deer population increases 30% every 20 years. If the deer population is x in the year 2000, wha factor of x will the population be in the year 2080?

Sat Math Algebra

07/19/16

#### SAT Math Problem (14)

If the graph of the equation y = ax2+bx+c passes through the points (0,2), (-6,-70, AND (8,-14), what is the value of a+b+c?

Sat Math Geometry

07/19/16

#### SAT Math Problem (13)

In the circle O which has a radius of 10, ∠AOB = 2π/5. What is the length of minor arc AB?

Sat Math Algebra

07/18/16

#### SAT Math Problem (12)

Which of the following lines contains all points equidistant from the points (0,4) and (8,0) in the xy-plane?
A. 2y = -x + 8
B. 2y = x
C. y = 2x -6
D. y = -2x
I was able to graph this...
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Sat Math Algebra

07/17/16

#### SAT Math Problem (11)

An Internet service provider offers three (3) different plans for residential users. Plan A charges users $500 dollars for the first year and $80 per month thereafter. Plan B charges $68 per month....
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07/17/16

#### SAT Math Problem (10)

If 0 < x < 2π and 5 cos[x] = sqrt[5], what is the value of (sin[x]/3)3?

Sat Math Trigonometry

07/17/16

#### SAT Math Problem (9)

For how many values of x between 0 and 2π does sin[3x] = 1/2?

Sat Math Algebra

07/17/16

#### SAT Math Problem (8)

If n is a positive integer and m = 2n+2 + 2n , what is 2n+3 in terms of m?

#### How does one solve frustum problems?

I recently encountered one in my SAT prep, but I have never formally learned a method of for solving frustum problems successfully. The problem in question involved a picture, but I will describe...
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Sat Math Algebra

07/15/16

#### SAT Math Problem (7)

The function f is a quadratic function with zeros at x = 1 and x = 5. The graph of y=f(x) in the xy-plane is a parabola with a vertex at (3,-2). What is the y-intercept of this graph?

Sat Math Algebra

07/15/16

#### SAT Math Problem (6)

If the polynomial P(x) has factors of 12, (x-5), and (x+4), which of the following must also be afactor of P(x)?
Edit:
I'm so sorry that I forgot the answer choices originally!A. 2x2+8B....
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Sat Math Algebra

07/13/16

#### SAT Math Problem (4)

A 40-foot tall arch with a parabolic shape has a line drawn between the bases of the two legs of the arch. If the height above the ground, y, of the arch can be written as the...
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Sat Math Algebra

07/13/16

#### SAT Math Problem (3)

Avalue = I(1+r/100)t
A savings account follows the model above where the account's current value, Avalue, can be calculated at any time based on the initial account value, I, the percentage...
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Sat Math Algebra

07/13/16

#### SAT Math Problem (2)

C1 = 640 + 12mh
C2 = 400 + 15mh
Mrs. Jamerson is having all the rooms on the first floor of her house painted. She has received the two quotes show above where C1(h) represents the total...
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Sat Math Algebra

07/12/16

#### ((16+3i)(1+4i))/i

If the expression is rewritten in the form of a-bi where a and b are positive integer constants, what is the remainder when a is divided by b?

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