Given the following quadratic equation, what is the value of A? 5x^2+8x-4

*5
*2
*8
*4

Complete the square to determine the minimum or maximum value of the function defined by the expression. x2 − 12x − 2 a) maximum value at 38 b) minimum value at 38 c) maximum value at −38 d) minimum value at −38

The half-life of a certain material is 0.004 second. approximately how much of a 20-gram sample will be left after 0.016 second? a. 5 grams b. 16 grams c. 0.32 gram d. 1.25 grams

Choose an object tha is about the sane length as real baseball bat explain how to estimate its length in feet