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vichka [17]
3 years ago
14

Please help me solve this practice SAT question!

Mathematics
1 answer:
lord [1]3 years ago
6 0

Answer:

t=5

Step-by-step explanation:

∵ (t,17) lies on (x,y) plane y=x²-3x+7,t>0

∴ 17=t²-3t+7

t²-3t+7-17=0

t²-3t-10=0

t²-5t+2t-10=0

t(t-5)+2(t-5)=0

(t-5)(t+2)=0

t=5,-2

t>0

so t=5

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What is the equation of the line that is parallel to the given line and passes through the point (–2, 2)?
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Answer:

y = 1/5 x + 12/5

Step-by-step explanation:

We are looking for the equation of a line.

We satart with the slope-intercept form of the equation of a line.

y = mx + b

We need to find m, the slope, and b, the y-intercept.

The given line is y = 1/5 x - 3.

Its slope is 1/5.

Parallel lines have equal slopes, so the slope we need is also 1/5.

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y = 1/5 x + b

Now we find b.

We are given a point on the line, (-2, 2). Using the slope we already know, plug in (-2, 2) in the equation and solve for b.

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Now that we know the y-intercept, we can write the equation of the line.

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Ilia_Sergeevich [38]
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Arithmetic Sequence

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Step-by-step explanation:

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