Mathematics, 11.11.2019 01:31 ldestl
There are two values of a for which the equation 5x2+ax+7x+5=0 has only one solution for x. what is the sum of those values of a?
Answers: 3
Mathematics, 21.06.2019 18:30, andrewmena05
Kayla wants to find the width, ab, of a river. she walks along the edge of the river 65 ft and marks point c. then she walks 25 ft further and marks point d. she turns 90° and walks until her location, point a, and point c are collinear. she marks point e at this location, as shown. (a) can kayla conclude that δ and δ are similar? why or why not? (b) suppose de = 15 ft. what can kayla conclude about the width of the river?
Answers: 2
There are two values of a for which the equation 5x2+ax+7x+5=0 has only one solution for x. what is...
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