Express in scientific notation. Make sure your answer has the same number of significant figures as the starting value. 0.01325 =

1.3 x 10 -2
1.0 x 10 -2
1.325 x 10 -2

Use the quadratic formula to solve the equation. if necessary, round to the nearest hundredth. x^2 - 23 = 10x a. -1.93, 11.93 b. 1.93, -11.93 c. 1.93, 11.93 d. -1.93, -11.93

Write an inequality for this description. - one fourth of the opposite of the difference of five and a number is less than twenty.

F. a fair coin is thrown in the air four times. if the coin lands with the head up on the first three tosses, what is the probability that the coin will land with the head up on the fourth toss? a. 0 b. 1/16 c. 1/8 d. 1/2