If f(x)=1.7x^5-5.3x^2+9.8 and if r is the only real number such that f(r)=0, then r is between
a. -1.4 and -1.3
b. -1.3 and -1.2
c. -1.2 and -1.1
d. -1.1 and 0
e. -1.0 and -0.9
a. -1.4 and -1.3
b. -1.3 and -1.2
c. -1.2 and -1.1
d. -1.1 and 0
e. -1.0 and -0.9
3 answers
3 answers
1 answer
1 answer