${b}^{2} - 4ac = 0 \\ { ( - k - 2)}^{2} - 4(1)(4) = 0\\ {k}^{2} + 4k + 4 - 4 = 0 \\ {k}^{2} + 4k = 0 \\ k(k + 4) = 0 \\ \therefore \: k = 0 \: or \: k = - 4$

5 0

2 years ago

Ron has to color in three shapes (square,circle and triangle) with different colors (red,blue,green). In how many different ways

Nataly [62]

Square-red,blue,green
circle-red,blue,green
triangle-red,blue,green

add them together which will equal 9

3 0

3 years ago

1. What is the slope of the graph? (HINT: Pay close attention to what the x and y axes are counting by!) 2. What does the slope

lidiya [134]

Slope = -4/5

Jeremiah looses money every time he buys a ticket

hope this helped a little

6 0

2 years ago

Find if there was a mistake in the students work.

fomenos

B would be the answer. hope it helps !

7 0

3 years ago

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