Thursday

December 18, 2014

December 18, 2014

Posted by **Kathy** on Wednesday, September 3, 2014 at 6:25pm.

8i +41^ +8i^-2i

12i^+6i

- algebra -
**Reiny**, Wednesday, September 3, 2014 at 7:10pmwhat you meant in your second line was:

8i + 4i^2 + 8i^2 - 2i

= 6i + 12i^2

= 6i + 12(-1)

= 6i - 12

**Answer this Question**

**Related Questions**

Calc - For z1 = 4cis(7pi/6)and z2 = 3ci(pi/3), find z1 · z2 in rectangular form...

Math - Express in the form, a + bi: (-11 + 4i) + (6 + 8i) Answer a. -5 + 12i b. ...

ALGEBRA!! - calculate P(i) for the following polynomial p(x)=x3+2x2-5x+8 Find | ...

can someone please help me? - simplify the following expressions involving ...

Algebra2 - Help? 1) 3i-10/8i-5 2) 11i^2+1/-12i-8

maths - Find the square root of the complex number (a)5+12i

Pre-Calculus - Express the complex number in polar form. 5-12i

Maths - Find the square root of the complex number (a)5+12i Please help

precalculus - I need help with writing the quotient of this complex number in ...

Math - Given that a and b are real numbers such that the follwoing quadratic ...