Triangles ABC and DEC, in the figure to the right, are similar figures. Determine the length of side BC. 12 D B 1 The length of side BC is. (Simplify your answer.)

Q: t=3 t = 18 lb/month Ib/month What is the average rate of change (in lb/month) in the average…

A: Results are given below

Q: Determine the critical value(s) for a left-tailed hypothesis test for a mean with the given…

A: Givensignificance level(α)=1%=0.01sample size(n)=69population standard deviation(σ) is not known

Q: Does the sequence {a,} converge or diverge? Find the limit if the sequence is convergent. an = Vn…

A:

Q: Find t and P value

A: The given hypothesis is H0:μ=69 versus Ha:μ≠69.

Q: 11.6.49 The ellipse 25 = 1 is shifted up 6 units and left 7 units. Find an equation for the new…

A:

Q: Repro D. Find the right and left cosets of A4 in S4. Lot H [R. P.) in D. Show that for anah

A:

Q: Does the sequence {a,} converge or diverge? Find the limit if the sequence is convergent. 6n? sin an…

A: We Know that A sequence is said to be convergent if it approaches some limit. Here we want to find…

Q: 00 10 Find the sum of the series E (5n – 4)(5n + 1) n=1

A: Solution:-

Q: Find the sum of the series below. 56n Σ (2n – 1)2(2n + 1)2 n=1

A: The given series is: ∑n=1∞56n2n-122n+12

Q: Find all the cosets of {1, 10} in U11. 79

A: We have to find all the cosets of  in We know that is a group under binary operation multiplication…

Q: Use the nth-term test for divergence to show that the series is divergent, or state that the test is…

A:

Q: Find the final amount in the following retirement account, in which the rate of return on the…

A: Future value of ordinary annuity is  FV=R1+in-1i Where 'R' is regular deposit, 'i' is periodic…

Q: Determine if the geometric series converges 3 in 3 + + ..

A: we have to determine whether the given series is convergent or divergent also we have to find the…