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^{+0}
206471 Questions
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47
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Let 𝑓(𝑥)=sin𝑥 Find the 𝑓 5 (4.8) .
Let 𝑓(𝑥)=sin𝑥 Find the 𝑓5(4.8) .
Guest
Dec 1, 2021
0
34
0
Algebra
If g(x) = (x + 3)/4, for what value of x will g(2x) = 2(g(x)) ? Express your answer in simplest form.
Guest
Dec 1, 2021
0
50
1
Henry made 6 identical necklaces, each having beads and a pendant. The total cost of the beads and pendants for all 6 necklaces was
Henry made 6 identical necklaces, each having beads and a pendant. The total cost of the beads and pendants for all 6 necklaces was $31.80. If the beads cost a total of $14.40, how much did each pendant cost?
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Guest
Dec 1, 2021
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44
0
please help, thank you! (pre-calc)
Consider the graph of r= theta for theta > 0 given in radians, also known as the Archimedean spiral. Prove that the intersections of this graph with any ray whose initial point is the origin are equidistant from each other. What is that distance?
Here's
read more ..
Guest
Dec 1, 2021
+8
76
5
+305
Algebra Problem
Let and be real numbers such that
Find the sum of all possible values of .
Any help would be appreciated!
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abcdefghijklmnopqrst
Dec 1, 2021
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34
0
System
Find the ordered triplet (x,y,z) for the following system of equations:
x + 3y + 2z = 1
-3x - y + 5z = 10
-2x - 3y + 2z = 7
read more ..
Guest
Dec 1, 2021
+1
82
0
+2578
How do I solve this one?
How do I solve this one?
Solveit
Dec 1, 2021
0
44
3
Number Theory
What is the ones digit of 1^2009 + 2^2009 + 3^2009 + ... + 100^2009?
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Guest
Dec 1, 2021
0
35
1
Number Theory
There is a number formed by n copies of 2020 and 1 in the unit place. If this number is divisible by 17, what is the smallest possible value of n?
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Guest
Dec 1, 2021
0
36
0
Number Theory
Determine the sum of all prime numbers p for which there exists no integer solution in x to the congruence
3(6x+1) + 12x = 4 mod(p).
Guest
Dec 1, 2021
0
69
1
+191
Please provide me an explanation in the original thread.
Friends, some nice people on this forum answered my questions, however did not provide an explaination. Could someone please help me, but make sure to reply on the original thread?
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MathyGoo13
Dec 1, 2021
0
38
1
Number Theory
What is the least positive integer n such that 1560 divides n^2?
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Guest
Dec 1, 2021
0
41
0
Polynomials
f(x) = 1 - 12x + 3x^2 - 4x^3 + 5x^4 and g(x) = 3 - 2x - 6x^3 + 10x^4. Find c such that the polynomial f(x) + cg(x) has a degree 3.
Guest
Dec 1, 2021
0
38
1
Number Theory
The six-digit integer 978,XYZ consists of six distinct digits and is divisible by 7, 8 and 9. What is the three-digit integer XYZ?
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Guest
Dec 1, 2021
0
39
1
Number Theory
What is the product of the two smallest prime factors of 2^{100} - 1?
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Guest
Dec 1, 2021
+2
72
1
+1314
(17) Divide and simplify:
(17) Divide and simplify:
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GAMEMASTERX40
Dec 1, 2021
0
40
0
Polynomial problem
Find all possible values of b such that 4x2 + bx + 3 can be factored as the product of two linear polynomials with integer coefficients.
Guest
Dec 1, 2021
0
35
0
Function
The function f(n) satisfies f(1) = 1 and f(2n + 1) = f(n) + 2 for n >= 0. Find f(15).
Guest
Dec 1, 2021
0
35
0
Probability
A stick has a length of 5 units. The stick is then broken at two points, chosen at random. What is the probability that all three resulting pieces are shorter than $3$ units?
Guest
Dec 1, 2021
0
67
3
Algebra
Real numbers a and b satisfy
a + ab^2 = 250b
a - ab^2 = -240b
read more ..
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Guest
Dec 1, 2021
0
41
0
what numbers can be divided by?
what numbers can be divided by?
Guest
Dec 1, 2021
0
51
1
Consider this system of linear equations:
Consider this system of linear equations:
y − x = -13
-4x + 3y = -51
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Guest
Dec 1, 2021
0
37
0
Algebra
Find the positive difference between the solutions to the equation 6t^2 + 30 = 47t.
Guest
Dec 1, 2021
0
41
1
Quadratic
Solve for x, where x > 0 and -21x^2 -11x + 40 = -x^2 - 23x + 41. Express your answer as a simplified common fraction.
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Guest
Dec 1, 2021
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