2,685 Answered Questions for the topic SAT math

08/25/21

Vectors and the Geometry of Space
You are looking down at a map. A vector u with |u| = 10 points north and a vector v with |v| = 6 points northeast. The crossproduct u×v points:The magnitude |u×v| =
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Sat Math Math Act Math

08/25/21

AMDM Question (Mathematics)
Kelly works two jobs. She usually works at a retail store for 5 hours during the day and is paid $22.51 per hour by the store. In the evening she works at a restaurant as a manager for 7 hours and... more
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Sat Math Math Act Math

08/25/21

AMDM Question (Mathematics)
A new cars salesperson, sold an average of $41,001 per day for the first 6 days she worked. The next 11 days she worked, she sold an average of $34,762. How much did she sell on average per day... more
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Sat Math Math Act Math Algebra

08/24/21

Algebra: system of equations
Assume the system of equations:a+b=p2b+c=q2a+c=r2I don't really see how one geta=(p2+r2-q2)/2
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08/24/21

Caffeine Problems

Caffeine Problems - ExponentsDirections: You are contemplating the installation of small coffee shops spaced intermittently throughout the park. Before you choose the locations and frequency of the... more
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08/21/21

help with precalculus please
1/ Determine whether the graph is the graph of a function. 2/ Determine the intervals on which the function is increasing, decreasing, and constant. my answer : Increasing on x > - 1; Decreasing... more
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08/21/21

need help with precalculus
For each equation, state the parent function and list all transformations.6    .𝑦 = 3|𝑥 + 5| − 7 7  . 𝑦 = -x3/2 + 48   .𝑦 = 5 −√ 2x/39    . 𝑦 = (−4𝑥)2 − 3
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08/20/21

Describe the transformation of the graph of f into the graph of g as either a horizontal or vertical stretc
Describe the transformation of the graph of f into the graph of g as either a horizontal or vertical stretch.  and  
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08/20/21

help with precalculus
1/ Determine if the function is one-to-one.   i think yes2/ Confirm that f and g are inverses by showing that f(g(x)) = x and g(f(x)) = x. f(x)=4/x and g(x)=4/2
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08/17/21

(5+3√2)^2=p+q/√8, where p and q are integers. Find the value of q.
(5+3√2)^2=p+q/√8, where p and q are integers. Find the value of q. I'm not sure what to do.
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08/17/21

4. Find P( -1.2 < Z < -0.2 )

4. Find P( -1.2 < Z < -0.2 )
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08/15/21

Consider the planes given by the equations
Consider the planes given by the equations −(x+2y+4z)=1, 4x+2y+z=7.(a) Find a vector v-> parallel to the line of intersection of the planes.v-> =... more
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08/15/21

Find a vectors perpendicular and parallel to the plane.
(a) Find a vector n-> perpendicular to the plane z=7x+8y. n-> =(b) Find a vector v-> parallel to the plane. v->=
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08/15/21

Suppose a line is given by the system of equations
Suppose a line is given by the system of equationsx=4−5t,y=4t−5,z=−3−4t.Then the vector and point that were used to define this line werev- =p =
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08/15/21

find the following cross products.
If a=⟨1,2,1⟩ and b=⟨5,11,1⟩, find the following cross products.1. a×b= 2. b×a=
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Sat Math Mathematics

08/15/21

1. A printer costs a price of Birr 1,600 for printing 300 copies of a report and Birr 3500 for printing 600 copies. Assuming a linear relationship, what would be the price for printing 300 copies?
answer only even number
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08/14/21

Systems In A Park
Part A: A mistake was made in mixing the lemonade for the concession stand, but you can fix it! The lemonade comes in 100% juice concentrate, but you only serve it as 70% solution. Unfortunately,... more
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08/13/21

Find the point at which the line
Find the point at which the line ⟨1,−2,1⟩ + t⟨−1,5,1⟩ intersects the plane −x−4y−z=−74.( , , )
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08/13/21

Vectors and the Geometry of Space
Find an equation of the plane consisting of all points that are equidistant from (3, -3, 5) and (3, 0, 1).
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08/13/21

Find an equation of the plane parallel to the plane
Find an equation of the plane parallel to the plane 9x−8y−9z=−6which passes through the point (-4, 2, -9).Give your answer in the form ax+by+cz=d (with a=9).a =b =c =d =
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08/13/21

need help with precalculus
Determine the intervals on which the function is increasing, decreasing, and constant. is it Increasing x > 0; Decreasing x < 0 ??Use the graph of f to estimate the local maximum and local... more
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08/12/21

Vectors and the Geometry of Space
Find an equation of the plane through the point (4, 0, 1) and parallel to the plane −1x−1y+3z=5.x + y + z =
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Sat Math Act Math

08/11/21

Solve the equation and check for extraneous solutions.
Solve the equation. Check for extraneous solutions.In(x^2+3)=In(4)log_(2)(x^2-5)=2/3
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08/11/21

Partial Derivatives
Find the point(s) on the surface z2=xy+1 which are closest to the point (7, 11, 0).List points as a comma-separated list, (e.g., (1,1,-1), (2, 0, -1), (2,0, 3))
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08/11/21

Partial Derivatives
Design a rectangular milk carton box of width w, length l, and height h which holds 516 cm3 of milk. The sides of the box cost 3 cent/cm2 and the top and bottom cost 5 cent/cm22. Find the... more
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