Algebra question and answers for October 15, 2023
- Q Find the angle between v and w.v = -2i+ 5j, w = 3i+9jThe angle between v and w is ____.(Do not round until the final answer. Then round to the...
- Q The maximum height of water near a tidal power station in New Brunswick is 6.4 metres at 4:30 am and the minimum height is 3.6 m, 6.2 hours later. What...
- Q The price of a video game system dropped by 18%. What is the current price if it used to be $140?
- Q Find the percent change to the nearest percent: 200 students to 456 students.
- Q Prove that, for every positive integer n, there exist two regular polygons with the property that the ratio of the measure of an interior angle of one of the polygons...
- Q z2=8.6exp(3.245i) Convert z into Cartesian coordinate Pls use matlab to solve it and providescreenshots
- Q Let A Cnxn be a matrix with the spectrum A(A) = {a, b, c, d, e} (if you prefer a concrete example let A(A) = {1,3+i, 3-i, 1/2+2i, 1/2-2i}). Each...
- Q The cities of Abnarca and Bonipto have populations that are growing exponentially. In 1980, Abnarca had a population of 26,000 people. In 1990, its population was 31,000. Bonipto had a...
- Q Find the indicated roots of the following. Express your answer in the form found using Euler's Formula, Iz|neinoThe cube roots of 64 (cos (3?/2) + isin ( 3?/2 ))
- Q Write the expression in rectangular form, x + y i, and in exponential form, rei?[?3(cos ?/12 + i sin ?/12)]^8
- Q Let Z[?3] = {a +b??3 : a and b Z}. Then prove that Z[?3] is a FD.
- Q What is the maximum profit?$126210.00there is no maximum profit$210.00$127170.00$230.00
- Q How much of the substance will remain after 10 years? Round to the nearest whole gram.18 grams184 grams1 gram490 grams285 grams
- Q A) Find the polar form of the complex number z=5-3i.B) Use the polar form above and DeMoivre's Theorem to find (5-3i)^6.
- Q Find the greatest common divisors of the following set of integers and find r.s and t(such that the equation on the right is satisfied).2+2+3+3(c) c = 30,b= 75, a =...
- Q Find all the complex roots. Write the answer in exponential form.The complex cube roots of 17 + 17 i.Zo =(Simplify your answer. Type an exact answer, using as needed. Type...
- Q Note: Triangle may not be drawn to scale.Suppose a = 5 and b = 6.Find:CAdegreesdegreesGive all answers to at least one decimal place. Give angles in degrees
- Q Evaluate the line Integral ?(x + y) ds where "C" is The line segment from (-1, -1) To (2; 2).
- Q Write the following complex number in standard form, z = a + bi. Write the exactanswer. Do not round.COS(7?/4)+isin(7?/4)
- Q Perform the indicated operation and record answer in rectangle form4 (cos 200 + i sin 200)/2(cos 100 +isin 100)
- Q A point P is often identified in mathematics using the notation P(x, y) to reference a point at coordinates (x, y).If P(x, 6/7 ) is on the unit circle in...
- Q Find a so that the vectors v=i-aj and w = 5i + 7j are orthogonal.
- Q Let 12 be a set of all square summable sequences of complex numbers.Prove that-(i) (l)* = l^3/2
- Q Solve the polynomial equation. In order to obtain the first root, use synthetic division to test the possible rational roots.x 4.5x3+10x2+30x-36=0(-2, 1, 3+31, 3-31}(-2, 1, 3+ 4i, 3 - 4i}(2,-1,...
- Q The distribution of the number of occurrences of the letter "a" on the pages of a book is found to be a normal distribution with a mean of 60 and...
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