Solve the quadratic equation by using either a numeric or a graphic approach.
- 14x-49-0
a x = -11.1 or x = -12
c. x = 16.9 or x = -2.
b. x = 12.3 or x = -10.82
d. x = 1 or x = -3
select the best answer from the choices provided

Iq scores for adults age 20 to 34 years are normally distributed according to n(120, 20). in what range does the middle 68% of people in this group score on the test?

Use circumcenter theorem to solve for the given values

Plz answer asap! i will reward brainliest and 12 points for these three questions!take notice: these three questions are completely different! 1) what is the percentage of sugar in the syrup made of 10 kg of water and 4 kg of suugar? 2) what was the original price if after 10% discount it became $450? 3) at first a price was decreased by 12%, then it was disounted again by an additional 5%. what is the percent of the total discount? , and remeber i will award brainliest and 12 points!