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All Questions
+0
230622 Questions
0
292
1
Complex Numbers
Determine the complex number z satisfying the euqation $3z + 4i \overline{z} = 1 - 8i + 2 + 5i$.
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Guest
Jan 17, 2022
0
1
289
1
geometry
The consecutive angles of a particular trapezoid form an arithmetic sequence. If the largest angle measures , what is the measure of the smallest angle?
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Guest
Jan 17, 2022
0
309
1
+189
Precalculus Problem which I'm confused on
There are integers a, b, c, and d such that . Answer with (a+b), (c+d) in that order.
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ImDecentAtMath
Jan 17, 2022
0
306
1
Counting
A new flag has been designed with 6 vertical strips using some or all of the colors yellow,green,blue and red.In how many ways this can be done so that no 2 adjcent strips have same colour.
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Guest
Jan 17, 2022
0
276
1
help plz
The sum of the product and the sum of two positive integers is . Find the largest possible value of the product of their sum and their product.
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Guest
Jan 17, 2022
0
280
1
Geometry
The length of one side of a triangle is sqrt(3) + 1 cm. The two interior angles on that side are 30 degrees and 60 degrees. What is the area of the triangle?
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Guest
Jan 17, 2022
0
225
1
Numbers
List all 3-digit numbers that are equal to the cube of their digits.
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Guest
Jan 17, 2022
0
224
1
Geometry
Chord YZ of a circle with center O has length 12. The circumference of the circle is . Find the length of arc YZ.
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Guest
Jan 17, 2022
0
235
1
Counting
How many 3-letter sequences can be formed if the second letter must be a vowel (A, E, I, O, or U), and the third letter must be different from the second letter?
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Guest
Jan 17, 2022
0
221
1
Number Theory
For how many positive integers n less than 100 is 5^n + 8^(n + 1) + 13^(n + 2) + 14^(n + 3) a multiple of 6?
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Guest
Jan 17, 2022
0
222
1
Solution plz
2/9 of the cookies in a box were chocolate chip. There were 46 more hazelnut cookies than chocolate chip cookies in the box. The remaining 94 cookies were mixed nuts cookies. How many hazelnut cookies were in the box?
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Guest
Jan 17, 2022
0
313
1
Help
Peter and James were usually given $58 altogether for their weekly pocket money. As James needed money for new books next week, he asked for $19 more. As a result, he would have 3/4 as much money as Peter. How much was Peter's pocket money?
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Guest
Jan 17, 2022
0
259
1
3+8(2)-7
how do i show my work for this problem 3+8(2)-7
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Guest
Jan 17, 2022
0
298
1
Polynomials
The polynomial $x^3 + Ax + B$ is divisible by x^2 + x + 1 for some real numbers A and B. Find A + B.
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Guest
Jan 17, 2022
0
165
0
Probability
3 cards are chosen at random from a standard 52-card deck. What is the probability that they can be arranged into a group of three consecutive cards? For this problem, an Ace can either come before a 2 or after a King, but not both (so A23 and QKA both
read more ..
Guest
Jan 17, 2022
0
207
1
HELP Due today!
The polynomial p(x)=x^2+ax+b has distinct roots 2a and b. Find a+b.
I don't know how to solve this problem :(
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Guest
Jan 17, 2022
0
148
0
help geometry
In the figure below, PQRS is a parallelogram of 24 and area . What is the perimeter of rectangle QOST?
Guest
Jan 17, 2022
0
225
1
+4
does this series converge or diverge?
1/4^1+2/4^2+3/4^3+4/4^4+5/4^5
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gterry1946
Jan 17, 2022
0
178
1
Help pls.
The following cards are dealt to three people at random, so that everyone gets the same number of cards. What is the probability that everyone gets a red card?
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Guest
Jan 17, 2022
+1
325
1
Geometry
A right triangle with a perimeter of 60 units has an altitude (to the hypotenuse) of length units. Find the sum of the lengths of the two (non-hypotenuse) legs of this triangle.
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Guest
Jan 17, 2022
0
157
0
I don't understand how to do this (Function Composition)
Let 'a' be a constant, and let f(x) = ax. Find an expression for (f^n)x in terms of 'a' and 'n', where n is a positive integer.
Guest
Jan 17, 2022
0
285
1
Algebra
What is the greatest product obtainable from two integers whose sum is ?
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Guest
Jan 17, 2022
0
269
1
Number Theory
Find the sum of the primes between 100 and 200, inclusive, that are 1 or 2 more than a perfect square.
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Guest
Jan 17, 2022
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