Answer:
x = -1 +/-2i
Step-by-step explanation:
Write the equation in standard form to find the roots, also known as the solutions, zeros, or x-intercepts, of the quadratic.
x² + 2x + 5 = 0
Use the quadratic formula by substituting a= 1, b = 2 and c = 5.

Answer: 11
Step-by-step explanation:
c(4)=-7+6(4-1)
c(4)= -7 + 6(3)
c(4)= -7 +18
c(4)= 11
Answer:
3 is the anser
Step-by-step explanation:
Simplified
2x^2 - 4x + 12
Answer:
It is a mixture of the two.
Step-by-step explanation:
Standard form would be 70,000
Word form would be seventy thousand