sandman12345

7 Questions
0 Answers

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749

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HELP!! ASAP PLEASE I DON'T UNDERSTAND IT

One hundred five of the 195 members surveyed at a local gym say they worked out more often when they were in their twenties than they did when they were teenagers. Calculate the margin of error (ME), rounded to the nearest tenth of a percent. Is it reasonable read more ..

sandman12345 May 17, 2018

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895

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PLEASE IM TAKING A TEST I NEED THIS ANSWER

A student is offered two different summer jobs. Job A lasts 16 weeks and pays $450.00 per week. Job B lasts 4 months and pays $1,600.00 per month, with monthly raises of 15% of the previous month's salary. How much more does the student earn by accepting read more ..

sandman12345 Apr 30, 2018

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837

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comparing functions

One linear function, t(x), can be modeled by the values in the table below. A second linear function can be modeled by the equation 3x − y − 3 = 0. When comparing the x-intercepts of these lines, which function has the largest x-intercept and what is this read more ..

sandman12345 Apr 29, 2018

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1047

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proving theorems algebraically

The coordinates of the vertices of triangles are listed in the options below. Which is a right triangle?
D(−2, −3), E(−5, −7), F(6, −7)
A(−3, 2), B(−4, −9), C(8, 1)
P(−6, 2), Q(1, 0), R(−3, −2) read more ..

sandman12345 Apr 29, 2018

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1077

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proofs on the coordinate plane

A circle has center O(2, 3) and radius 10. Which of the following points is on the circle?
Hint:
V(−3, 2)
X(5, −2)
Y(2, 0) read more ..

sandman12345 Apr 29, 2018

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716

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perpendicular lines

What is the equation of the line, in slope-intercept form, that contains the points (−1, 2) and (2, −1)?
y = −3x + 1
y = −x + 1
y = x + 1 read more ..

sandman12345 Apr 29, 2018

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606

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PROOFS ON THE COORDINATE PLANE

What is the value of y so that the line segment with endpoints A(−3, y) and B(6, −4) is parallel to the line segment with endpoints C(7, 6) and D(−2, 8)?

y=-7
y=1 read more ..

sandman12345 Apr 29, 2018