2,685 Answered Questions for the topic SAT math

Sat Math Math Geometry

03/21/21

I would greatly appreciate if someone could please help me with this geometry problem. I've been struggling with it for a while now.
___Triangle ABC has vertices A(2,4), B(6,1), and C(-1,0). DE is a midsegment of △ABC. Find the coordinates of... more
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03/20/21

Let f(x) = 4 ⋅ sin x + 8 Find f^-1 ( x )
Let f(x) = 4 ⋅ sin x + 8Find F^-1(x) = I am struggling with this question. My computer software is not accepting my answer. Can anyone provide me an exact answer to this solution.
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Sat Math Math

03/19/21

A ladder of length "x + 10" is positioned "x" feet from a wall. If the ladder reaches a height of "x + 8" up the wall, find the length of the ladder. Length of Ladder ROUNDED TO NEAREST TENTH:
please help me eeeeeeeeeee
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03/19/21

Identify a vector orthogonal to vector P = <9,6> (Select all that apply.)
A. Q = <-2,3>B. Q = <-6,-9>C. Q = <2,-3>D. Q = <6,-9>E. None of these
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03/19/21

What is the number of grams and the half life?

Strontium 90 is a radioactive isotope that decays exponentially at 2.8% per year. Suppose there are initially 1000 grams of strontium 90 in a substance.if the decay uses the formula P=P0ert show... more
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03/19/21

What is the value of the car?
Lea just bought a new car for $22,000. Assume the value of the car depreciates at a rate of 20% per year.   what is the function V(t) model for the value of car ina given number... more
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03/18/21

What is the value of the cd after 3 years?
If you invest ₱5,000 in a certificate of deposit (CD) with 2.5% interest compounded quarterly for 3 years. Determine the value of the CD after 3 years.The accumulated amount, A, in a compound... more
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03/18/21

How much is the car worth?? (Exponential function)
Suppose you buy a brand-new car from a dealership for ₱824,000. The value of a car decreases over time according to an exponential decay function. The half-life of this particular car, or the time... more
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Sat Math

03/17/21

Two cards are selected from a standard deck of 52 playing cards. The first card is not replaced before the second card is selected. Find the probability of selecting a four and then selecting a two.

Please help!!! I have been struggling for awhile and I still don’t get it
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03/14/21

Can you please solve this set/probability math?
Out of 500 candidates, 160 failed in Mathematics, 155 in Physics, 135 in English, and 55 in all three. What is the probability of failing at least 2 subjects again if the failing candidate from the... more
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03/13/21

Use the figure to sketch a graph of the specified vector.
v + 1/2ugraph of: v + 1/2u _____________________________________________________________________________top left: a, top right: b, bottom left: c, bottom right: d
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03/13/21

A triangular parcel of ground has sides of length 745 feet, 630 feet, and 580 feet. Find the measure of the largest angle. (Round your answer to one decimal place.)
= _______°
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03/13/21

Find the component form and the magnitude of the vector v.
Initial Point: (5/2, -1)Terminal Point: (2, 2/5)v = ______||v|| = _____
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03/13/21

Compute the following, then sketch each resultant vector.
u = <7,3>, v = <-4,0>(a) u+v = _____top left: a, top right: b, bottom left: c, bottom right: d (b) u-v = ______top left: a, top right: b, bottom left: c, bottom right:... more
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03/13/21

The initial and terminal points of a vector are given. Write the vector as a linear combination of the standard unit vectors i and j.
Initial Point: (-1, -5)Terminal Point: (2,3)= _______
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03/13/21

Consider the function f(x)= 3^x and the function g(x)= log_3 x. Please complete the 3 part question below.
a) find (f o g)(x)b) find (g o f)(x)c) justify that f^-1(x) = g(x) and g^-1(x)= f(x)
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03/13/21

Create a rational function in which both numerator and denominator are 2nd degree or higher and has a y intercept at (0,5). Show all work.
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03/12/21

I need help with these equations before midnight! Must show work, thank you!
What is the solution of (x+4)^2/3 = 16---------------------------------------------------------The radius r of a circle with area A is given by r=(A/p)^1/2 What is the radius of a circular pool... more
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03/12/21

Write the equation of a rational function that meets the following conditions: VA: x=-4, x=3 RD: x coordinate of -7. HA: y=4/3
Keep equation in factored form
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03/12/21

Identify the exact point of removable discontinuity for the function: h(x)=x^2-4x-12/?
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03/12/21

Given p(x)=x-7/?, what would the denominator need to be in order for the function to have vertical asymptotes at x=1 and x=-6?
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03/12/21

Given h(x)=x^2-4x-12/?. What would the denominator need to be in order for the function to have vertical asymptote at x=2 and a removal discontinuity x=6?
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03/12/21

Given the expression: x+1 ÷ ?/x^2+16x+64 simplifies to x+8, what would the original numerator need to be?
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03/12/21

Algebra 1 Question

If (x−2)(x−a) multiplies to x^2 −6x+8, then which of the following is the value of a.Does A equal 4, 6, -4 or -6
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Sat Math Math Geometry Maths

03/12/21

How do we find the number of triangles in the given image quickly?
The question requires you to find it within a minute in IQ tests that have time limit, is there a formula to solve this quickly? Please help with this problem, here is the image:
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