The two planes intersect in a single line shared by the planes. The line of intersection is NO.
If the initial time was 60 seconds and 18 seconds have passed,

There would be 42 seconds left.
Answer:
answer is here check it
Step-by-step explanation:
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Hi! the answer should be 104
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Formula: h(g(x))
1) First you want to take the -5 and plug that into the given equation for g(x)
• 2(-5)= -10
2) Next you want to take the -10 and plug it into the equation for h(x)
• (-10)²+4= 104