Answer:
The quadratic equation has two complex solutions
Step-by-step explanation:
we know that
The formula to solve a quadratic equation of the form
is equal to
in this problem we have
Equate to cero
so
substitute in the formula
Remember that

so
therefore
The quadratic equation has two complex solutions
Answer: -13k+11
Step-by-step explanation:
Combine like terms
-15k+2k=-13k
-1+12=11
Answer:
4.09
Step-by-step explanation
since negatives over power positive numbers
-6.8+(-2.71) - will simplify plus into minus
-6.8 - 2.71 - now just subtract
6.8-2.71=4.09
36. U get 36 because 36 divided by 4 equals 9 and 36 and 4 can’t go any further than that.