They’re both perpendicular, I used a graphing calculator to get the interpret answer
Not sure about the first one but the second one is option c (or -3). You just have to factor and find the solutions (so it would be -7 and 4 and then u just add them)
For question 39 the answer is c
Notice the picture below
the added water, will also be a rectangular prism, with a height of 2.5cm
√7x-49<span>√x Tell if you need to see the work
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