As we know that ratio identity
The equation x² + 2x – 20 = 0 has two solutions A and B where A <B and A = D * Preview and B = O t Preview Give your answers to 3 decimal places, or as exact expressions. Get help: Video Box 1: Enter your answer as a number (like 5, -3, 2.2172) or as a calculation (like 5/3, 243, 5+4) Enter DNE for Does Not Exist, oo for Infinity Box 2: Enter your answer as a...
Probability Scores 0.2 3 0.05 4 0.05 7 0.1 8 0.2 9 0.1 10 0.3 12 Preview Find the expected value of the above random variable. Get help: Video Box 1: Enter your answer Enter DNE for Does Not Exist, as a number (like 5, -3, 2.2172) or as a calculation (like 5/3, 2/3, 5+4) oo for Infinity Probability Scores 0.25 0 0.15 9 0.3 11 0.1 13 0.2 14 Preview Find the expected value of the above random variable....
Letter C?? Data were collected from a survey given to graduating college seniors on the number of times they had changed majors. From that data, a probability distribution was constructed. The random variable X is defined as the number of times a graduating senior changed majors. It is shown below: P(X = ?) 0.18 0.276 0.228 0.193 0.068 0.038 0.013 0.003 0.001 a. What is the probability that a randomly selected student changed his or her major at least once?...
. 1 Solve for f: - + 1 p f = 0 Preview Use the formula from above to find f when p = 5 and q = 8. Answer as a reduced fraction or rounded to 2 decimal places. f = 0 Preview Get Help: VIDEO Written Example License Points possible: 1 This is attempt 1 of 5. Distance equals rate times time, d = rt. What is the total distance that two people travel in 3 hour if...
Find, or approximate to two decimal places, the described area. – x2 + 10x – 5 and g(x) =e 0.53 , and the lines x = 4 and The area bounded by the functions f(x) X = 7. Preview TIP Enter your answer as a number (like 5, -3, 2.2172) or as a calculation (like 5/3, 2^3, 5+4) Enter DNE for Does Not Exist, oo for Infinity
In formally proving that lim , e3 3z2 + 4z) min (n ) > 0 be arbitrary. Choose 12, let E +3 TTL Determine m TIP Enter your answer as an integer or decimal number Examples: 3, -4, 5,3172 Enter DNE for Does Not Exist, oo for Infinity Get Help: Points possible: 1 This is attempt 1 of 3 In formally proving that lim , e3 3z2 + 4z) min (n ) > 0 be arbitrary. Choose 12, let E...
A high school baseball player has a 0.191 batting average. In one game, he gets 8 at bats. What is the probability he will get at least 6 hits in the game? Box 1: Enter your answer as an integer or decimal number. Examples: 3, 4, 5.5172 Enter DNE for Does Not Exist, oo for Infinity Submit License Question 14. Points possible: 1 Unlimited attempts. If a seed is planted, it has a 70% chance of growing into a healthy...
Consider the function f(x) = ** - 50x? +4, -45« s 11. This function has an absolute minimum value equal to Preview and an absolute maximum value equal to Preview Box 1: Enter your answer as a number (like 5, -3, 2.2172) or as a calculation (like 5/3, 2-3,5+4) Enter DNE for Does Not Exist, oo for Infinity Box 2: Enter your answer as a number (like 5, -3, 2.2172) or as a calculation (like 5/3, 2^3, 5+4) Enter DNE...
Giving a test to a group of students, the grades and gender are summarized below А B с Total 8 9 10 Male Female Total 4 12 3 12 13 23 27 20 47 If one student is chosen at random, Find the probability that the student was male AND got a "B". Preview Get help: Video Box 1: Enter your answer as a number (like 5,-3, 2.2172) or as a calculation (like 5/3, 213,5+- Enter DNE for Does Not...
parta- Use linear approximation, i.e. the tangent line, to approximate as follows:Let f(x) = x 6. The equation of the tangent line to f(x) at x = 2 can be written in the form y = mx+b where is: and where is: Using this, we find our approximation for 1.86is Box 1: Enter your answer as a number (like 5, -3, 2.2) or as a calculation (like 5/3, 2^3, 5+4) Enter DNE for Does Not Exist, oo for Infinity Box...