Which polynomial is a quintic trinomial? x2 + 4
-24 - 5x2 +1
3.25 +7.02 – 904
+ 2.r2
8r + 16

Weak battery is considered to be a part of routine a. inspection b. wear and tear c. maintenance d. check

Which approach to the theory-and-research cycle does the following sequence reflect: (1) specific observations suggest generalizations, (2) generalizations produce a tentative theory, (3) the theory is tested through the formation of hypotheses, and (4) hypotheses may provide suggestions for additional observations?

This is different from the first one can someone me