11/15/20

Solving a percent mixture problem using a system of linear equations
A chef is going to use a mixture of two brands of Italian dressing. The first brand contains 5% vinegar, and the second brand contains 13% vinegar. The chef wants to make 320 milliliters of a... more
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11/14/20

Given triangle ABC with vertices A(−3, 0), B (0, 6), and C(4, 6). Find the equations of the three altitudes of the same triangle
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11/13/20

How do I convert standard form to slope intercept form?

4y-4x=16, I don't understand how to convert it.
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11/13/20

Maria and tim sold candy bars for a fundraiser. Maria sold seven less than twice the number of candy bars tim sold. In total, Maria and Tim sold 137 candy bars. How many candy bars do Maria sell?
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11/13/20

Use the table of integrals in this section to find the indefinite integral.
Use the table of integrals in this section to find the indefinite integral.
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11/12/20

Find the exact value of the slope of the line which is tangent to the curve given by the equation
Find the exact value of the slope of the line which is tangent to the curve given by the equationr = 1 + cos θ at  . You must show your work.
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11/12/20

Equations of parallel and perpendicular lines

Which of the following is NOT an equation for a line perpendicular to y = 2/3x -1A. Y = -3/2x +6 B. 3x + 2y = 5C. 4y = -6xD. 2y = -3/2x + 1
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11/12/20

If tan(θ) = 4/3, 0 ≤ θ ≤ π/2, then

If tan(θ) = 4/3, 0 ≤ θ ≤ π/2, then sin(θ) equals ____cos(θ) equals ____sec(θ) equals ____
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11/12/20

Without using a calculator, compute the sine and cosine of (7π) /4 by using the reference angle.
Without using a calculator, compute the sine and cosine of (7π) /4 by using the reference angle.What is the reference angle? ____ radiansIn what quadrant is this angle? ___ sin (7π) /4 =cos (7π) /4 =
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11/11/20

Natural Logarithms
Round answer to two decimal places. An animal grows according to the formula L(t) = 20 ln(2 + 5t), where L is the weight in pounds and t is the age in years. The age, in years, of a 40 pound animal... more
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11/10/20

The cost C, per car, is given by C(n)=0.3n^2-90n+12,450, where n represents the number of cars produced. Dtermine the lowest per car cost?
The daily cost per car manufactured at a certain automotive plant decreases as the number of cars increase and then increases again due to overtime production costs. The cost C, per car, is given... more
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11/10/20

If cot theta = radical 3/5 and sine theta is less than 0 find the remaining trigonometric functions
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11/10/20

Find the constant a such that the function is continuous on the entire real line. g(x) = x2 − a2 x − a if x ≠ a 12 if x = a a =

Find the constant a such that the function is continuous on the entire real line. g(x) =  x2 − a2 x − a      if x ≠ a 12      if x = a a = 
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11/10/20

Semester Question for Geometry, please help me
Write a two-column proof for the following conjecture. You may not need to use all of the rows of the two-column table provided below. You may also add additional rows if needed.Given: Prove: angle... more
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11/10/20

calculus II separable equations
Find the general solution to the differential equation y'=e9x-2x
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11/10/20

calculus II separable equations
Find the solution to the differential equation dy/dx=3xy/(lny)8 which passes through the point (0,e). Express your answer as lny=
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11/10/20

Factor a function given a zero
Given that 4−4i is a zero, factor the following polynomial function completely. Use the Conjugate Roots Theorem, if applicable.f(x)=x4−7x3+12x2+128x−384
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11/09/20

Find the equation of a line that passes through the points (-1,5) and (3,-3). Write the equation in slope-intercept, point-slope, and standard form.

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11/07/20

what is the rate of change for the function f(x) = 2 x square +6 (-1,3)
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11/06/20

Write a system of equations that can be used to determine Robin's age, Jay's age and Ann's age.

Robin is twice as old as Jay, Robin is 11 years older than Ann. The total of the ages of Robin, Jay and Ann is 74 years. Use r  to represent Robin's age. Use j to represent Jay's age. Use a to... more
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11/06/20

Don't understand
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11/06/20

geometry please help
how far does the tip of the seconds hand (the red one) on a clock move in 15 seconds if the radius of the clock is 5 inches?
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11/06/20

geometry please help
how far does the tip of the seconds hand (the red one) on a clock move in 15 seconds if the radius of the clock is 5 inches?
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11/05/20

write a polynomial function with a zero of 2 multiplicity 3 and a zero at 4 with multiplicity 2
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11/05/20

The measure of one of the acute angles in a right triangle is given. What is the measure of the other acute angle? 7x° The measure of the other acute angle is
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