4,322 Answered Questions for the topic College Algebra
College Algebra
03/23/21
Write an equation that describes the radius of the circle as a function of time, t. Call the function r(t).
The radius of the circle is increasing at the rate of 6.25 feet per second.
College Algebra
03/22/21
Find two functions f and h such that the composition f o g = h expresses the given correspondence. h(x)=(x-7)cubed
03/21/21
Use the vectors u = <2,2>, v = <-4,3>, and w = <1,-4> to find the indicated quantity.
(u · 2v)w(u · 2v)w = ________State whether the result is a vector or a scalar.The result is a: A. VectorB. Scalar
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03/21/21
Graph the vectors.
u = 2i - 4jv = 9i + 3jTop Left: A, Top Right: B, Bottom Left: C, Bottom Right: D
Find the degree measure of the angle 𝜃 between the vectors. (Round your answer to two decimal places.)𝜃 =...
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03/21/21
Find two vectors in opposite directions that are orthogonal to the vector u. (There are many correct answers.)
u = <-1,1>terminal point in Quadrant I v = terminal point in Quadrant IIIv =
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03/21/21
Find the value of k so that the vectors u and v are orthogonal.
u = 30i + 6jv = 5i - kjk = ______
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Find the dot product of u and v.
u = 6i + 3jv = -2i + 3ju · v = _______
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Use the vectors u = <2,2>, v = <-4,3>, and w = <1,-4> to find the indicated quantity.
(u · 2v)w(u · 2v)w = ________State whether the result is a vector or a scalar.The result is a: A. VectorB. Scalar
College Algebra
03/21/21
A man working on commission makes $160 for selling $6,500 worth of merchandise. What is his commission rate?
03/21/21
Determine whether u and v are orthogonal, parallel, or neither.
u = -25/12i + 5jv = -3i - 5/4jA. OrthogonalB. ParallelC. Neither
College Algebra
03/20/21
For the point P(12, - 12) and Q(17, - 9) find the distance d(P, Q) and the coordinates of the midpoint M of the segment PQ
College Algebra
03/20/21
Find an nth-degree polynomial function with real coefficients satisfying the given conditions.
n=34 and 4i are zerosf(1)=-153
03/19/21
probability math question
Does crime pay? The FBI Standard Survey of Crimes showed that for about 80% of all property crimes (burglary, larceny, car theft, etc.), the criminals are never found and the case is never solved†....
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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
College Algebra
03/18/21
College Algebra
salesperson’s weekly paycheck is less than a second salesperson’s paycheck. The two paychecks total . Find the amount of each paycheck
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College Algebra
03/17/21
College Algebra
Find a polynomial function of degree 6 with −3 as a zero of multiplicity 3, 0 as a zero of multiplicity 2, and 3 as a zero of multiplicity 1.
College Algebra
03/17/21
Teresa runs each lap in minutes. She will run less than laps today. What are the possible numbers of minutes she will run today?
Teresa runs each lap in 5 minutes. She will run less than 10 laps today. What are the possible numbers of minutes she will run today?
College Algebra
03/17/21
Heres the function evaluate
For the function f(x) = -7x+3 over 2x+6 evaluate for f(3)
College Algebra Math
03/17/21
A single card is drawn from a standard 52-card deck. Let D be the event that the card drawn is a diamond, and let F be the event that the card drawn is a face card. Find the probability of P(D∩F).
binomial experiment problem question
Consider a binomial experiment with n = 6 trials where the probability of success on a single trial is p = 0.45. (Round your answers to three decimal places.)(a) Find P(r=...
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Use the binomial distribution formula to calculate the probability of the following
Are your finances, buying habits, medical records, and phone calls really private? A real concern for many adults is that computers and the Internet are reducing privacy. A survey conducted by...
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Find the standard deviation of this distribution.
The Orchard Cafe has found that about 20% of the diners who make reservations don't show up. If 71 reservations have been made, how many diners can be expected to show up? Find the standard...
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College Algebra Precalculus
03/15/21
Complex Zeros Question
Find a polynomial with leading coefficient 1, degree 5, zeros i and 7−i, and passing through the origin. Simplify your answer so that it has only real numbers as coefficients.
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College Algebra
03/14/21
College Algebra
Find a polynomial function of least degree having only real coefficients a leading coefficient of 1 and zeroes of 2 and 2+i
College Algebra
03/14/21
If f and g are inverse functions, then g(f(pi))=
In the problem, the pi symbol is used, however, it doesn't seem to be available here.
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