Math
posted by lt .
How do I figure these 2 out.
Find standard form a +bi
(4 square root 9) ( 3 square root 5)
x^2 3x+4 evaluated for x=1+i
Respond to this Question
Similar Questions

Math Help
the square root of 3 times the square root of 15 also the square root of 18 times the square root of 3 To multiply square roots: sq rt of z times the sq rt of y It would be the square root of zy The first one is 3x15 = 45 So it's the … 
algebra
1.)correct 2.)wrong> the first term is wrong 4(3a^2)^2 = 36a^4 3.) not sure on this one 4.) wrong>  square root of six is not a solution Hope this Helps! 1)find p(3)if p(x)=4x^35x^2+7x10 =184 2)If r(x)=4x^23x+7,find … 
Advanced Algebra
I some problems that I need help with please. Add or subtact as indicated and write the results in standard form. 4. 6(5+7i)(72i) Divide and express the result in standard form. These problems I don't understand, do you have … 
Math PLEASE HELP ASAP
PLEASE INCLUDE SOLUTIONS AND EXPLAIN HOW YOU DID IT PLEASE. *CHALLENGE. 1.SIMPLIFY : SQUARE ROOT OF 16^8+8^4/16^2+16^7 2.EXPRESS 1 + 1/1+SQUARE ROOT OF 2  1/1SQUARE ROOT OF 2 IN THE FORM A+B SQUARE ROOT OF 2, WHERE A AND BARE RATIONAL … 
Algebra
Rationalize each expression by building perfect nth root factors for each denominator. Assume all variables represent positive quantities. I don’t understand how to compute these. Also I don’t have the square root sign so I typed … 
Math simplifying mixed radicals
Please help me simplify these following mixed radicals:: and show me how you did it cause I need to learn : I don't know how to type a square root sign so I just wrote square root and the numbers infront of the square root are supposed … 
Math ~CHECK MY ANSWER~
1) Which of these is a rational number? a. Pi b. Square root 3 ****** c. Square root 2 d. 1.3 (the # 3 has a line at the top) 2) Which of the following sets contains 3 irrational numbers? 
Math Help!
Four students worked to find an estimate for square root 22. Who is closest to finding the true estimate? 
Calculus
A rectangle is bounded by the x axis and the semicircle = square root 25x^2. What length and width should the rectangle have so that its area is a maximum? 
math
1) Which of these is a rational number? a. Pi b. Square root 3 ****** c. Square root 2 d. 1.3 (the # 3 has a line at the top) 2) Which of the following sets contains 3 irrational numbers?