Q and A for the topic: General

find the vertex form of f(x)=2x^2+24x+70

Ana and Aline have a combined weight of 78 kg. If Ana's body mass is 42,200, what will be Aline's body mass in SI, CGS and FPS?

Simplify the following expressions completely: 1.1. sin 𝜃. cot 𝜃. sec 𝜃 Answer: 1 1.2. sec 𝜃. cos 𝜃 + 𝑡𝑎𝑛2𝜃 Answer: 𝑠𝑒𝑐2𝑥 1.3. sin 𝑥.sec 𝑥 Answer: tan 𝑥 1.4. cos 𝑥 − 1 Answer: −𝑠𝑖𝑛2𝑥 sec 𝑥 1.5. 𝑐𝑜𝑡2𝑥(𝑠𝑒𝑐2𝑥 − 1) Answer: 1 1.6. 1 + 1 Answer: 2 tan 𝑥 sec 𝑥 cosec 𝑥−1 cosec 𝑥+1 1.7. sec 𝑥 cos 𝑥 Answer: 1 1.8. tan 𝑥 csc 𝑥 Answer: sec 𝑥 1.9. sec 𝑥 Answer: tan 𝑥 csc 𝑥 1.10. tan 𝑥 Answer: sin 𝑥 sec 𝑥 1.11. 𝑐𝑜𝑠2𝑥 csc 𝑥 − csc 𝑥 Answer: − sin 𝑥 1.12. 𝑡𝑎𝑛2𝑥 − 𝑡𝑎𝑛2𝑥𝑠𝑖𝑛2𝑥 Answer: 𝑠𝑖𝑛2𝑥 1.13. sin 𝑥 + cot 𝑥 cos 𝑥 Answer: csc 𝑥 1.14. csc 𝑥 − cos 𝑥𝑐𝑜𝑡 𝑥 Answer: sin 𝑥 1.15. tan 𝑥 csc 𝑥 Answer: tan 𝑥 1.16. cos 𝑥 tan 𝑥 Answer: sin 𝑥 1.17. cot 𝑥 sec 𝑥 Answer: csc 𝑥 1.18. (cos𝑥)(tan 𝑥)(csc 𝑥) Answer: 1 1.19. csc 𝑥 Answer: cot 𝑥 sec 𝑥 1.20. cot 𝑥 Answer: cos𝑥 tan 𝑥 1.21. cot 𝑥 Answer: 𝑐𝑜𝑡2𝑥 𝑐𝑠𝑐 𝑥 𝑠𝑖𝑛2𝑥𝑐𝑜𝑡 𝑥 1.22. Answer: sin 𝑥 cos 𝑥 1.23. 1𝑐−𝑠𝑐𝑠𝑖𝑛2−21𝑥 Answer: 𝑐𝑜𝑠 𝑐𝑜𝑡22𝑥𝑥 1.24. 𝑡𝑎𝑛21𝑥+1 Answer: 𝑐𝑜𝑠2𝑥 1.25. 𝑡𝑎𝑛2𝑥 − 𝑡𝑎𝑛2𝑥 sin 𝑥 Answer: 𝑠𝑖𝑛2𝑥 1.26. 𝑠𝑖𝑛2𝑥𝑐𝑠𝑐2𝑥 − 𝑠𝑖𝑛2𝑥 Answer: 𝑐𝑜𝑠2𝑥

José paid 3000 reais for 2.5 tons of rice. Determine the price paid per kilo of rice.

A Formula 1 race started at 2:10:42. If the winner clocked 38:30, what time did the race end?

Find the PA whose third term is 8 and whose ninth term is 26.

the ratio between the coefficient of x^15 and the independent term of x in the expansion of (x^2+2/x)^15, is

n a test of H0: µ≥85 against HA: µ<85, a sample of size 75 produces Z = -1.19 for the value of the test statistic. What is the p-value equal to? Use four decimal places. Do not show any work.

Andrés has a ranch and he paid 13,565 pesos for 4 dairy cows that he bought. What is the price of each cow if the seller gave him back 100 pesos for each cow?

-11(p+5)+5(p-5)=-5p-p-80

A small radio transmitter broadcasts in a 68 mile radius. If you drive along a straight line from a city 94 miles north of the transmitter to a second city 90 miles east of the transmitter, during how much of the drive will you pick up a signal from the transmitter?

I have 2.5mg of drug in a 16.6 mg/2ml vial, how many units do I draw up to adm

14X4 doubling twice strategy to calculate

4x21 using doubling twice strategy

(5x+3)^2

(2x+2)(2x+3)

14/1 times 2/7 = in simplest form?

Approximate the area under the curve 𝑓(𝑥) = 𝑥 on the interval [0,2] using a sum of Riemann midpoint with 4 subintervals.

What are all the rules to combing like terms and canceling fractions

A teacher bought 40 chocolate bars 60 candies and 20 wafers to divide among the students the amount in how many students does the teacher have and how many pieces of each type of candy will each student get