Answer:
Step-by-step explanation:
Divide both sides by c
s/c = c*(h + r)/c
s/c = h + r
Subtract h from both sides
s/c - h = h-h+r
s/c - h = r
It’s 2 using the rule -b/2a —> 8/4=2
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Answer:
3
Step-by-step explanation:
3 is a possible number of distinct real roots for a cubic function.
The maximum possible number of distinct roots are equal to the degree of any polynomial function.
Hence quadratic function has 2 roots
Cubic has 3
Linear has 1
Answer:
x < 6
Step-by-step explanation:
5x -9 < 21
then add 9 to both sides
5x< 30
divide by five
x<6
