What are the approximate solutions of 2x^2 - x + 10 = 0?

a. -2, 2.5
b. -1.97, 2.47
c. -2.5, 2
d. no solution

Suppose you want just guess at the answers in a 5 question multiple-choice test. each question has 3 responses and only one is correct. what is the probability of getting two questions right just guessing? 20 points 0.3275 0.2753 0.7532 none of the above

Anyone know? will mark brainliest if correct!

Find the multiplicative inverse of 8-12i