There are 100 students surveyed. 32 are taking Calcus, 45 are talking Spanish, 18 are taking both Calcus and Spanish. If a stude
1 answer:
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Answer:
The solutions are (-√6,0) and (√6,0)
(-√5,-1) and (√5,-1)
Step-by-step explanation:
The equations are:
and
We make y the subject in the second equation to get;
We substitute into the first equation to get:
and
The solutions are (-√6,0) and (√6,0)
(-√5,-1) and (√5,-1)