Answer:
13/9
Step-by-step explanation:
Given
5/9 + 8/9
Both fractions have the same denominator.
Therefore, pick one of the denominator and add the numerators
5/9 + 8/9
= (5+8) / 9
= 13/9
5/9 + 8/9 = 13/9
Answer:
Step-by-step explanation:
Given: Total weight =
Ratio of weight of watermelon to pineapple = 9:2
Weight of Pineapple=
Weight of Watermelon and cantaloupe =
∴ Weight of Watermelon and cantaloupe =
Let the weight of cantaloupe = x
∴ Weight of watermelon =
Now, solving to find the weight of cantaloupe
⇒
⇒
Cross multiply both side to get;
⇒
∴
Weight of Cantaloupe is .
Answer: You have to tell us what we are estimating first:)
Step-by-step explanation:
Rewriting the left hand side,
csc²t - cost sec t
= (1/sin²t)-(cost)(1/cost)
= 1/sin²t - 1
= 1/sin²t - sin²t/sin²t
= (1-sin²t)/sin²t
= cos²t/sin²t
= cot²t