Rational Expressions
Solve the proportion. Give your answer as a reduced fraction.( 3 / 6x + 3 ) = ( 9 / x + 4)
09/29/23
An assay requires a 70% (v/v) solution of EtOH
An assay requires a 70% (v/v) solution of EtOH but your lab only has a 99.3% (v/v) stock solution of EtOH. How much stock solution will you need to make 3.0 L of the assay EtOH solution?
09/29/23
Which of the following transformations of y = f(x) will always produce a graph that has the same y-intercept as f(x)?
A) y = f(x – 9)B) y = f(–9x)C) y = f(x) – 9D) y = –9f(x)
09/29/23
The zeroes of a function y = f(x) are –3, 0, and 2. Determine the zeroes of the function y = f(1 – x).
A) –1, –3, and 2B) –2, 1, and 3C) –1, 1, and 4D) –4, –1, and 1
09/29/23
f the point (–2, 4) is on the graph of y = f(x), what point is on the graph of y = f^–1(x + 1)?
A) (3, –2)B) (5, –2)C) (1, –4)D) (4, –3)
09/29/23
Which equation represents the graph of y = f(x) after it is reflected in the x-axis and then translated vertically 2 units downward?
A) y = –f(x) + 2B) y = f(–x) + 2C) y = f(–x) – 2D) y = –f(x) – 2
09/29/23
Which equation represents the graph of y = f(–x) translated 2 units to the left and down 3 units?
A) y = f(–x – 2) + 3B) y = f(–x + 2) + 3C) y = f(–x + 2) – 3D) y = f(–x – 2) – 3
09/29/23
Find a formula for P(X)
The polynomial of degree 4, P(X), has a root of multiplicity 2 at X=3 and roots of multiplicity 1 at X=0 and X=-2. It goes through the point (5,98).
09/29/23
Find an nth-degree polynomial function with real coefficients satisfying the given conditions.
n=3; −2 and 7+5i are zeros;
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09/29/23
A pudding recipe for 50 people calls for 4 cups of sugar. Each bag of sugar contains 6 cups. How many bags of sugar will be needed to make this recipe for 300 people
50 people
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09/28/23
How do I write and evaluate terms in polar form, and how can I find terms given the root of a quadratic equation.
1.a) For z = 2 + 2(√3)ii) How can I write z in polar formii) How will I evaluate z3 in polar formiii) and how can I find z^→ and evaluate (z^→)3 2.a) If a = -3 – 2i, is a root of the...
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09/28/23
Mario walked at a rate of 2/3 mile every 10 minutes. What was his walking rate in miles per hour?
Ap Physics 1 help with stacked graphs , Constant Acceleration model
While cruising along a dark stretch of highway with the cruise control set at 25 m/s (≈55 mph), you see, at the fringes of your headlights, that a bridge has been washed out. It takes 0.50 s from...
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09/27/23
Twice an number divided by 6 is 42
09/27/23
Short Answer Question Show work please
Billy walks around a square city block. On the first side his speed is 1 mph, on the second side his speed is 2 mph, on the third side his speed is 3 mph, and on the fourth side his speed is 4 mph....
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09/27/23
A bank features a savings account that has an annual percentage rate of 5.1% with interest compounded quarterly. Miranda deposits $3,000 into the account.
How much money will Miranda have in the account in 1 year?What is the annual percentage yield (APY) for the savings account?
09/27/23
Precalculus question
A graphic designer wants to create a rectangular graphic that has a 2 -inch margin on each side and a 4-inch margin on the top and the bottom. The design, including the margins, should have an...
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09/27/23
Quadratic Function Form - Vertex
A parabola opening up or down has vertex (0, 1) and passes through (8, –9). Write its equation in vertex form.Simplify any fractions
09/27/23
(9x+7)(2x^+5x-1)
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