All Questions

396

algebra

If (w + 13)^2 = (3w + 7)(2w + 5), solve for w.

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Guest Oct 21, 2020

1192

If the point (2,9) is on the graph of y=f(x), then there is one point which must be on the graph of y=f(-x). What is the sum

Hey can someone please help? If the point (2,9) is on the graph of y=f(x), then there is one point which must be on the graph of y=f(-x). What is the sum of that point's coordinates?

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Guest Oct 21, 2020

574

2x=3y=5z và x+y-z=95

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Guest Oct 21, 2020

518

+1124

Subject

Then my last one for the day...

Make L the subject
read more ..

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juriemagic Oct 21, 2020

571

+1124

natural log

Hi friends,
I promise..only 2 more questions....

I have a basic understanding of natural logs, the expression being ln, which is the same as log with base e...and read more ..

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juriemagic Oct 21, 2020

500

+1124

HCF and LCM

Hi my good friends,

me again....

lawyer politician

Four politicians and four lawyers attend a party. Each politician shakes hands exactly once with everyone, and each lawyer shakes hands exactly once with each politician. How many handshakes take place?

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Guest Oct 21, 2020

409

Help plz

How many positive multiples of 3 less than 1000 use only the digits 2 and/or 4?

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Guest Oct 21, 2020

1198

+1438

Please Help! Urgent!

A company manufactures two products X and Y. Each product has to be processed in three departments: welding, assembly, and painting. Each unit of X spends 2 hours in the welding department, 3 hours in assembly, and 1 hour in painting. The corresponding read more ..

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SmartMathMan Oct 21, 2020

301

VELOCITY

The displacement (in meters) of a particle moving in a straight line is given by the equation of motion
s = 4/t2,
where t is measured in seconds. Find the velocity of the particle at times
t = a, t = read more ..

Guest Oct 21, 2020

587

On a particular day in Salt Lake, UT

On a particular day in Salt Lake, UT, the temperature was given by -t^2 + 12t + 50 where t is the time in hours past noon. What is the largest t value at which the temperature was exactly 85 degrees?

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Guest Oct 21, 2020

409

math

Suppose there is a 1.2°F drop in temperature for every thousand feet that an airplane climbs into the sky. If the temperature on the ground is 54.6°F, what will be the temperature when the plane reaches an altitude of 5,000 ft? The temperature will read more ..

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Guest Oct 21, 2020

461

Side CD of rectangle ABCD

Side CD of rectangle ABCD measures 12 meters, as shown. Each of the three triangles with a side along segment CD is an equilateral triangle. What is the height AD of the rectangle?

read more ..

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Guest Oct 21, 2020

460

Congruence

What is 9x + 81 mod 19 congruent to?

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Guest Oct 21, 2020

1175

math help

The following list of rows of odd numbers continues in the same pattern:
1
3, 5
7, 9, 11 read more ..

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Guest Oct 21, 2020

426

+177

Please Help

Suppose , and are positive numbers satisfying:
read more ..

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TheGreatestOofman Oct 21, 2020

279

f(x) = ax + b

If f(x) = ax + b and f^{(-1)}(x) = bx + 2a with a and b real, find a + b.

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Guest Oct 21, 2020

437

2x = 5y

If 2x = 5y and 7y = 15z, what is the value of z/x expressed as a common fraction?

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Guest Oct 21, 2020

517

There are thirty-five red, yellow, orange, and white marbles

There are thirty-five red, yellow, orange, and white marbles in a bag. If half the number of red marbles equals two less than the number of yellow marbles, equals a third the number of orange marbles, and equals two more than the number of white marbles, read more ..

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Guest Oct 21, 2020

Oct 20, 2020

328

3d units away from the origin

A point (3*sqrt(5), d + 6) is 3d units away from the origin. What is the smallest possible value of d?

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Guest Oct 20, 2020

647

ENERGIA POTENCIAL GRAVITACIONAL

Calcular la energía potencial de un saltador de trampolín si su masa es de 60 kg y está sobre un trampolín de 14 m de altura sobre la superficie del agua. Recuerde que la gravedad de la Tierra es de 9.8 m/s 2 Formula: U=mgh .

Guest Oct 20, 2020

401

area of the region bounded

What is the area of the region bounded by the three lines with equations 2x + y = 8, 2x - 5y = 20 and x + y = 12?

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Guest Oct 20, 2020

318

triangle bounded

Find the area of the triangle bounded by the y-axis and the lines y - 3x = -2 and 3y + x = 10 .

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Guest Oct 20, 2020

All Questions ⁺⁰230450 Questions

algebra

If the point (2,9) is on the graph of y=f(x), then there is one point which must be on the graph of y=f(-x). What is the sum

2x=3y=5z và x+y-z=95

Subject

natural log

HCF and LCM

lawyer politician

Help plz

Please Help! Urgent!

VELOCITY

On a particular day in Salt Lake, UT

math

Side CD of rectangle ABCD

Congruence

math help

Please Help

f(x) = ax + b

2x = 5y

There are thirty-five red, yellow, orange, and white marbles

3d units away from the origin

ENERGIA POTENCIAL GRAVITACIONAL

area of the region bounded

triangle bounded

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