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232802 Questions
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514
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a simple q, I think im overcopmplicating this. Help is appreciated quick.
I simplified an expression to: 4(x^2-2x+2)-7(x^3-3x+1).
The question asks: "what is the sum of the squares of the coefficients of the terms?"
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Guest
Jul 4, 2020
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354
1
trig
Solve the equation
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Guest
Jul 4, 2020
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1427
1
I’m not sure on how to solve this problem.
Two squares, with integer side lengths a and b, are arranged so that one entire side of the smaller square overlaps a part of a side of the larger square, and the two squares share a vertex, as shown. The perimeter of the entire figure is 86 cm, and
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Guest
Jul 4, 2020
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369
1
help
Find x and y if and
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Guest
Jul 4, 2020
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407
1
little help pls? thx
If h(x) is a function whose domain is [-8, 8], and g(x) = h*(x/2), then the domain of g(x)is an interval of what width?
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Guest
Jul 4, 2020
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438
1
number of paths
you wish to travel from a to b , along the lines as shown in the sketch . you may only move left to right. the number of different paths from a to b is?
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Guest
Jul 4, 2020
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493
1
help
The sum of three numbers in an arithmetic progression is 24 and their product is 440.What are the numbers?
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Guest
Jul 4, 2020
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455
1
hlp asap plz
i need help i cannot get the probability her is proof
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Guest
Jul 4, 2020
0
434
1
counting
How many 44-digit integers (from 1000 to 9999) have at least one digit repeated?
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Guest
Jul 4, 2020
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550
2
Trigonometry Question. Can someone please help me?
Simplify
The answer will be a trigonometric function of some simple function of x like "2sinx" or "4cosx".
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Guest
Jul 4, 2020
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356
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Number Theroy
Kate has saved up dollars for a trip to France. A round-trip airline ticket costs dollars. In base ten, how many dollars will she have left for lodging and food?
Guest
Jul 4, 2020
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345
1
quadratic
help solve
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Guest
Jul 4, 2020
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496
1
help
Solve the quadratic z^2 - (7 + i) z + (14 + 5i) = 0.
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Guest
Jul 4, 2020
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461
1
coordinates
Find the intersection points of the circles (x - 2)^2 + (y - 3)^2 = 9 and (x - 2)^2 + (y + 4)^2 = 16.
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Guest
Jul 4, 2020
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956
2
SOME Q'S HELP ASAPPP
1) Find the constant c such that (x^2-4x+3)(x+5) - (x^2+4x-5)(x-c)= 0, for all x.
2) When the expression 4(x^2-2x+2)-7(x^3-3x+1) is fully simplified, what is the sum of the squares of the coefficients of
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Guest
Jul 4, 2020
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515
2
help
You can fill the pool using two different water sources. The first source fills it completely in 30 minutes by itself and the second source fills it completely in 90 minutes by itself. How many minutes will it take to fill the pool with both sources working
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Guest
Jul 4, 2020
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481
1
help
A circle has a radius of 10. A chord of distance 16 is drawn inside the circle. What is the distance from the center of the circle to the chord? I don't understand.
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Guest
Jul 4, 2020
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499
3
help plz
what is the sum of the coefficents of the even degrees of the product of
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Guest
Jul 4, 2020
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540
2
help
A circle of radius 12 is cut out of a piece of paper. A 90 degree sector is then cut from this circle. This 90 degree sector is rolled into a cone. What is the volume of the cone?
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Guest
Jul 4, 2020
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375
1
help
Find the number of zeros at the decimal representation of
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Guest
Jul 4, 2020
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1908
1
+212
A line passes through the points (-3,-5) and (6,1).
A line passes through the points (-3,-5) and (6,1). The equation of this line can be expressed in the form Ax + By = C, where A, B, and C are integers with greatest common divisor 1, and A is positive. Find A + B+ C.
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Filliqq
Jul 4, 2020
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