7 What is the unit rate of miles to gallons?

  Example           Rate               Read 68 miles in 1 hour      68 miles1 hour         68 miles per hour 36 miles to 1 gallon    36 miles1 gallon     36 miles per gallon

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That she received $100

Answer to your question: a. the fundamental theorem of algebra tells you that the equation will have two complex roots since the degree of the polynomial is 2. the roots are ​ x=1±i7√2 .number of roots=degree of polynomialhere, degree of polynomial is 2 so number of roots will be 2.hope it *_*