Add.
your answer should be an expanded polynomial in standard form.
(d^2+6d+9) +(d^3+6d+9)=(d
2
+6d+9)+(d
3
+6d+9)=left parenthesis, d, start superscript, 2, end superscript, plus, 6, d, plus, 9, right parenthesis, plus, left parenthesis, d, start superscript, 3, end superscript, plus, 6, d, plus, 9, right parenthesis, equals

1760 kilometers

step-by-step explanation:

multiply the amount of time the plane took to travel by it's speed

dwe

step-by-step explanation:

ewd

in problems involving proportions, we can use cross products to test whether two ratios are equal and form a proportion. to find the cross products of a proportion, we multiply the outer terms, called the extremes, and the middle terms, called the means.

hope it

its an acute right triangle

step-by-step explanation: