Basic Math question and answers for September 19, 2024
- Q Divide and express the result in standard form.2i/6-8i
- Q Evaluate the expression - 3+1i/5i and write the result in the form a + bi.The real number a equalsThe real number b equals
- Q For the following function, one zero is given. Find all the others.tx)=x-6x +10x-8; 1-iThe zeros of f(x) are 1-i. __,and ___(Simplify your answers. Type any nonreal complex zeros first. Type...
- Q Write each power of 1+i in the form a + bi, where a and b are real numbers. If a orbis zero, you can ignore that part of the number....
- Q Write the expression in rectangular form, x+y i, and in exponential form, rei?(?13-i)4The rectangular form of the given expression is. and the exponential form of the given expression is(Simplify your...
- Q Find zw and z/w. Write each answer in polar form and in exponential form.z=4( cos 2?/9 + i sin 2?/9)w= 16 (cos ?/9 + i sin ?/9)
- Q Convert the complex number 1 - 8i into polar form. Express the angle using degrees over the interval 0 ? 0 < 360. You may round the argument to the...
- Q Fill in the type of market that matches each feature mentioned below.FeatureFirm sets market price depending on other firm's market price.Firms with zero ability to affect price.A product with no...
- Q Convert the complex number -9 + Oi into polar form. Express the angle usingdegrees over the interval 0 ?0 < 360. You may round the argument to thenearest tenth of...
- Q Convert the complex number 1 + 9i into polar form. Express the angle using degrees over the interval 0 ? 0 < 360. You may round the argument to the...
- Q Find the following product and write the result in standard form, a + bi.(-4+ i)(3+ i)(-4+ i)(3+i)=
- Q Write the expression in the standard form a + bi(2+2i)-(9-5i)(2+2i)-(9-5i) =
- Q The additive inverse of a complex such that z + z = 0. The multiplicative that z + z a that z. z, such that z. Z = 1. Find...
- Q Complex numbers are used to describe current, I, voltage, E, and impedance, Z. These three quantities are related by the equation E = IZ. Given two of these quantities, solve...
- Q Write the expression in the standard form a +bi.3/ 8-8i
- Q Write the complex conjugate of the complex number.5 - 7iMultiply the number by its complex conjugate. (Simplify your answer completely.)
- Q Check each true statement about the number7-?3i7 is the real part of the number.?3 is the imaginary part of the number..7-?3 is the coefficient of t.This number is the sum...
- Q Can the following be factored? If so, factor it: 100x+4yYes. (10x +2y)(10x - 2y)Cannot be simply factored.Yes. (10x + 2i)(10x - 2i)Yes. (10x + 2yi)(10x - 2yi)Yes. 10(x+2yi)(x - 2yi)
- Q Find all complex solutions of 3x+2x+5=0.(If there is more than one solution, separate them with commas.)
- Q Perform the indicated operation and simplify. Write the answer in the form a+bi.7-3i4+5 i7-3i 1347 i4+5i 41 41(Simplify your answer. Use integers or fractions for any numbers in the expression.)
- Q Suppose that R(x) is a polynomial of degree 9 whose coefficients are real numbers.Also, suppose that R (x) has the following zeros.-3, 4, 2i, ?1+4iAnswer the following.(a) Find another zero...
- Q Express (?5/2 -?3/2)^2in simplest a + bi form.
- Q Simplify the expression to a + bi form:(-2-6i)-(-2- 4i)
- Q Simplify the expression to a + bi form:?100+?-27-??4+ ??108
- Q Simplify the expression to a + bi form:?9-?-2+?64+ ?-18
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