Question

(ii) x + 2x² +5x + 10 ​

Answer 1

Answer:

X= -6±√74i/4

Step-by-step explanation:

• X = -b±√b²-4ac

________

2a

• 2x²+(5x+x)+10

= 2x²+6x+10

• a=2 , b=6 , c=10

• X= -6±√6²-4×2×10

____________

2×2

• X= -6±√36-80

_________

4

• X= -6±√-44

_______

4

•X= -6±√44i

-6±√44i _______

-6±√44i _______ 4