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All Questions
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234927 Questions
0
352
1
Function
Suppose that a and b are positive real numbers, and let
f(x) = a/b*x if x <= -4
f(x) = abx^2 if x > 4
If f(-4) = -60/7 and f(4) = 3120, what is a + b?
read more ..
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Guest
Jul 1, 2021
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559
1
What is the discriminant of 2x^2 - 8x + 15?
What is the discriminant of ?
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Guest
Jul 1, 2021
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319
0
help please
The n members of a committee are numbered 1 through n. One of the members is designated as the "Grand Pooh-Bah." The n members sit in a row of n chairs, but no member with a number greater than the Grand Pooh-Bah may sit in the seat to the immediate right
read more ..
Guest
Jul 1, 2021
0
486
2
Quadratic Function
Find a formula for the quadratic function whose graph has vertex (−2,−1) and y-intercept 6.
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Guest
Jul 1, 2021
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368
1
What are the first 10 digits after the decimal point (technically the hexadecimal point...) when the fraction is written in base 16?
What are the first 10 digits after the decimal point (technically the hexadecimal point...) when the fraction is written in base 16?
This question has already been answered but I still dont understand
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Guest
Jul 1, 2021
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360
3
help plz
If CE:EA:AD:DB=2:3:4:8, then what is [ACD]/[ABE]?
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Guest
Jul 1, 2021
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345
1
PLZ ANSWER QUICK
If we express in the form , then what is ?
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Guest
Jul 1, 2021
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512
1
how do u do his questions
how do u do his quesion/ an idea
P, Q, R & S form the vertices of a quadrilateral.
∠PQR = 74° and ∠RSP = 121°.
Find the value of ∠SPQ.
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Guest
Jul 1, 2021
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215
0
Quadratic roots
The roots of x^2 + x - 3 = 0 are p and q. Calculate 4p^2 - q^3.
Guest
Jul 1, 2021
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216
0
help asap
plz help with https://web2.0calc.com/questions/help-asap_55666
it has been answered before but by a troll guest
Guest
Jul 1, 2021
0
315
1
Piecewise function
If
f(x) = x^2 - 4 if x >= -4
f(x) = x + 18 otherwise
read more ..
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Guest
Jul 1, 2021
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348
0
Find all cube roots of 8i. Express each root in the form a+bi, where 'a' and 'b' are real numbers.
Find all cube roots of 8i.
Express each root in the form a+bi, where "a" and "b" are real numbers.
Guest
Jul 1, 2021
0
397
2
help asap!!
Real numbers x and y satisfy
Enter all possible values of x separated by commas.
(ive came up with 35 and -35, but it isnt correct)
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Guest
Jul 1, 2021
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349
1
help needed
Let r and s be the roots of x^2 - 6x + 2 = 0. Find 2r + 2s.
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Guest
Jul 1, 2021
0
424
1
square roots
The quantity sqrt(45) + 2*sqrt(5) + sqrt(360)/sqrt(2) can be expressed as sqrtN, where N is an integer. Find N.
Alan
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Guest
Jul 1, 2021
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429
2
help plz
For his art project, Julian wanted to make a pixel art by completely covering the 2-feet-by-3-feet poster board with colored stickers that measure 2-inches-by-2-inches without any overlap.How many stickers would Julian need?
ElectricPavlov
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Guest
Jul 1, 2021
0
352
1
help with rates
Linda drove 50 miles from San Jose to San Francisco in 90 minutes. For the first 30minutes, without much traffic, her average speed was 60 miles an hour. In the second 30 minutes, due to a traffic accident along US 101, her average speed dropped to 25 miles
read more ..
ElectricPavlov
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Guest
Jul 1, 2021
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228
0
help algebra
Determine the unique pair of real numbers (x,y) satisfying (3x^2 + 5)(2y^2 + 8) = 40.
Enter your answer as an ordered pair in the format (x,y), where x and y are replaced by appropriate numbers.
Guest
Jul 1, 2021
0
204
0
function problem
The function f:R -> R satisfies
f(x)f(y) = f(x + y)
for all real numbers x and y. Find all possible functions f.
Guest
Jul 1, 2021
0
375
1
If is a constant such that is equal to the square of a binomial, then what is ?
If is a constant such that is equal to the square of a binomial, then what is ?
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Guest
Jul 1, 2021
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634
1
PLZ ANSWER QUICK
Suppose that is a nonzero constant for which the equation has only one solution. Find this solution.
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Guest
Jul 1, 2021
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247
0
plz help
Consider the system of quadratic equations y =3x^2 - 6x, y = 2x^2 + x - c, where c is a real number.
(a) For what value(s) of c will the system have exactly one solution (x,y)?
read more ..
Guest
Jul 1, 2021
0
263
1
help with polynomials
If f(x) = 2x^5 - x^4 + x^2 - 3, and g(x) is a polynomial such that the degree of f(x) + g(x) is 8, then what is the degree of g(x)?
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Guest
Jul 1, 2021
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