Which of the following is the hydronium ion? ОА) оны OB) H+ OC) H₂O OD) H3O+
E ד G H Enter Your Answer: ОА OB Oc OD OE OF OG Он 15 Based on the following reaction scheme below, draw the structure of compound A only. (5 points) Br H-Br 1.0₃ Х A (PhCO2)2 2. H₂O2 e to search о в е 72%
Simplify the expression given below. OB. ОА I2 - 61 + 3 (1 - 1)(= 3) 1 + 3 (I - 1)(= 3) OC. 2 + 121 + 15 (1 - 1) (1 - 3) I2 + 3 (1 - 1)(1 - 3) OD. Reset Next
Graph the parabola. y = 5x2 OA. OB. OC. OD. х х х 10 10 -10 10 10 10 10 10 LY -10- -10 -104 -10
QUESTION 20 sin? y cos’ y dy= 0 ОА. #/16 ОВ. · 91/4 Ос. 1 OD 0 E. 9/2
s Question: 1 pt nest 2 - Chapte 11 - 11:50 AM Simplify: tan + cote O A. 2 csc (20) OB. 1 O c. sin + cos e OD. 2 sin (20) elect your answer
Establish the identity 1-2 sin?o coso-2 sin o= cos (20) Choose the sequence of steps below that verifies the identity. O A. 1-2 sin cos 20-2 sin “e= (cos20-sine)(12 sin 2e) = 1.cOS (20) = COS (20) OB. 1-2 sin 2ecos 20-2 sin “e= (cos20-sine) (1-2 sin 2e) = 1. cos (20) = cos (20) OC. 1-2 sin 2ecos 20-2 sin “e = (cos 20+ sin?e) (1-2 sin 20) = 1. cos (20) = cos (20) OD. 1-2 sin 20...
Find sin , cos , and tan - O A. sino= _ . cosO=- , tan 0= - 13 O B. sino= - ], COSO = 3, tan o=1/3 o c. sino=- , coso - ., tan og OD. sino - 13. COSO = 1, tan 0=13 Find the exact value of sin 510º. O B. v O A. OC. O D. Find the exact value of tan 111. OA OB. Z OD. 13 OC. 2 Suppose that there is...
Establish the identity 1 - cos 0 sin 0 + sin 0 1 - cos 0 = 2 csc 0. Which of the following shows the key steps in establishing the identity? 1 - cos e sin 0 ОА. + sin e 1 cos e 1 - cos e B + sin e 1 - cos 0 sin e (1 - cos 0)2 + sine 2 = 2 csc 6 sin 0(1 - cos ) cOS (1 - cos 02...
QUESTION 38 The objective is to maximize A cost OB. profit ос. Х OD. X2 QUESTION 39 Applying the comer point method to solve this LP, we find for corner points. They are A(0,0), B(60,0), C(60,40), D(40,80), E(0,100). What would be the optimal solution? O A A(0,0) B. B(60,0) OC.C(60.40) D. none of the above QUESTION 40 Applying the comer point method to solve this LP, we find for corner points. They are A(0,0), B(60,0), C(60,40). D(40.80), E(0,100). What would...