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234777 Questions
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373
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Let $a$, $b$, $c$, and $d$ be positive integers. We know that
Let $a$, $b$, $c$, and $d$ be positive integers. We know that
a+b=kc
b+c=kd
c+d=ka
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Guest
Nov 18, 2020
+1
1291
2
+153
Simplify
Simplify the expression: $ab^2 + 3a^3b - 8ab^2 + 4a^3b + 2a^3b$
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Thanks4helping
Nov 18, 2020
+1
597
2
+153
Evaluate the following when a = 4 and b = 7 :
Evaluate the following when a = 4 and b = 7 :
\[(a+b)^2 - (a^2 + b^2).\]
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Thanks4helping
Nov 18, 2020
+1
512
2
+153
This one too
Simplify: $(-3x^2 y)(5x^4 y^3).$
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Thanks4helping
Nov 18, 2020
0
528
1
A translation maps A to A' and B to B'.
A translation maps A to Aprime and B to Bprime. We know AA' = 3, AB = 9 and AB' = 6. Find BA'.
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Guest
Nov 18, 2020
0
560
3
+153
Halp me asap
Simplify:
\[\frac{x^5 y^3}{xy^6}.\]
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Thanks4helping
Nov 18, 2020
+1
469
0
+38
trig
which of the following pairs of functions have identical x-intercepts?
(a) f(x)= sinx,f(x)=tan x
(b) f(x)=cos x,f(x) = sin x
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Debnath
Nov 18, 2020
0
443
1
Through how many different positive angles less than 360 degrees
Through how many different positive angles less than 360 degrees is it possible to rotate a regular dodecagon clockwise about its center such that its image coincides with the original dodecagon ?
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Guest
Nov 18, 2020
0
493
0
Need Help. Anyone know the answer?
A long jumper leaves the ground at an angle of 22.4 ◦ to the horizontal and at a speed of 10.9 m/s. How far does he jump? The acceleration due to gravity is 9.8 m/s 2 . Answer in units of m.
Also, What maximum height does he
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Guest
Nov 18, 2020
0
339
2
Question
30 times what equals 1,000?
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Guest
Nov 18, 2020
0
318
1
Given that a and b are positive integers and that a + b = 24
Given that a and b are positive integers and that a + b = 24 , what is the value of ab if 2ab + 10a = 3b + 257 ?
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Guest
Nov 18, 2020
0
906
1
Bprime is the image of B rotated 60 degrees counter-clockwise about A.
Bprime is the image of B rotated 60 degrees counter-clockwise about A. Given AB = 8sqrt3 find BBprime.
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Guest
Nov 18, 2020
0
528
8
PLEASE HELP!!!
Let f(x) be a quadratic polynomial such that f(-4) = -22, f(-1)=2, and f(2)=-1. Let g(x) = f(x)^16. Find the sum of the coefficients of the terms in g(x) with even exponents. (For example, the sum of the coefficients of the terms
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Alan
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Guest
Nov 18, 2020
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289
0
help
A large sphere has a radius of 6 centimeters. There is a smaller sphere inside the large sphere with a volume of 36 π. What is the volume of the large sphere? What volume is remaining after you subtract the small from the large sphere?
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Guest
Nov 18, 2020
0
284
0
bruh help
the water level in ricky lake changes at an avergea of -7/16 per yeah how many for 7 years???
Guest
Nov 18, 2020
0
364
3
you know what's strange?
I can't find what 4 divided by 0 is can you help me? i can't figure it out
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Guest
Nov 18, 2020
0
574
1
The area of the shaded region is 78 square inches
The area of the shaded region is 78 square inches. All angles are right angles and all measurements are given in inches. What is the perimeter of the non-shaded region?
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Guest
Nov 18, 2020
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