Monday

March 2, 2015

March 2, 2015

Posted by **Crow** on Sunday, June 2, 2013 at 8:56pm.

- Math -
**Steve**, Monday, June 3, 2013 at 11:07amThe other root must be 8-5i, so

f(x) = 3(x-(8+5i))(x-(8-5i))

= 3((x-8)^2 + 5^2)

= 3(x^2-16x+89)

= 3x^2 - 48x + 267

a+b = 239

- Math -
**Crow**, Tuesday, June 4, 2013 at 1:53pm219 sir

**Answer this Question**

**Related Questions**

Complex numbers - If f(x) is a polynomial with real coefficients such that f(4+...

Complex numbers - quadratic formula - Let a and b be real numbers. The complex ...

calculus--please help!! - I have two questions that I don't understand and need ...

College Algebra - Find a Quadratic polynomial function with real coefficients ...

Math - Fundamental Theorem - We can actually use the Zeros Theorem and the ...

Algebra - Can someone please explain how to do these problems. 1)write a ...

math - I'm having trouble understanding one step in a proof of the Cauchy-...

maths - Suppose p(x)=ax^2+bx+c is a quadratic polynomial with real coefficients ...

MATH - The quadratic equation x2 + mx + q = 0, where m and q are real numbers, ...

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