What do you have to set x equal to get the forward difference?

Q: Find high order DE 6. (D4-5D² - 36)y = 0

A:

Q: The productivity of a country is given by ​f(x,y)=14.41x0.427y0.573​, where x is the amount of…

A:

Q: d (7) Vtan²s+ 21 dt = dx

A: Explanation of the answer is as follows

Q: f(x) = 2+ 3x² – 8x3 -

A:

Q: 7) Suppose y varies directly with x. If y=2 when x = – - what is y when 2 X--0.3?

A: Given the data :

Q: Estimate the difference between the proportion of females and males that are very satisfied from the…

A: Proportion of females that are very satisfied with the rooms =number of females that are very…

Q: Raman appeared in three tests of 20, 50 and 30 marks respectively. He obtained 75% marks in the…

A:

Q: determine L−1[F].

A:

Q: What is the average rate of change of -2x2 on the interval [-2, 1]? O 2 10 O -2

A:

Q: A man flies a small airplane from Fargo to Bismarck, North Dakota --- a distance of 180 miles.…

A:

Q: . Then Var(X+Y+Z) is equal to:

A: Here x , y and z are independent variables  So covariance between them are zero

Q: A media personality argues that global temperatures are not Rising because every year and increases…

A: Answer:   The best counter argument is

Q: What is the average rate of change of p(x)=3x3-15x2+x-2 from x=2 to x=4 ?

A: To find what is the average rate of change of p(x)=3x3-15x2+x-2 from x=2 to x=4

Q: What is the counterexample of x+x>x ?

A:

Q: Suppose the test for Corona is 99% accurate in both directions and 0.3% of the population is Corona…

A: The Accuracy of the test is 99% both ways that means false positive and false negative percentage is…

Q: (d) Between which two successive years did DVD player sales increase most quickly? to Between which…

A: Consider the table which shows the DVD players sold in the years 2003-2013. Find between which two…

Q: Find fx, fy, fz f(x,y,z) = x – V2y² +z?

A:

Q: When does the right side go down in the behavior a degree?

A:

Q: X is the number of tails that come up when a coin is tossed twice.

A: If a coin is tossed twice, the possibilities of outcomes are HH, HT, TH, TT where H denotes head and…

Q: B2. Evaluate (x? V1+x dx by using substitution method.

A: Integration

Q: On the first four​ exams, Steve's grades are ​70, 77, 87, and 93. There is still one more exam and…

A:

Q: 8. fz/25 – z² dz

A: Consider the provided integral, ∫z225-z2dz Evaluate the provided integral. Apply the method of…

Q: y = v1- x+ x2 ||

A:

Q: e^3z analytic or not ?

A:

Q: The average score of 15 atudents in a class is 65%. Ama joins the class and the average scores of…

A: Let x1 be the average score of 15 students and x2 be the average score of Ama.  The average score…

Q: f(x,y) = VE +

A: Given :     fx , y =t+1t

Q: An rz value of 0.70 means there are other additional independent variables involved Select one a.…

A: Introduction: R-square: The coefficient of determination (R-Square) is defined as the proportion of…

Q: The R2 from regressing Y on X is the same as the R2 of regressing X on Y. True or false?

A: For a simple bivariate regression, the linear correlation coefficient and R-square will be the same…

Q: A media personality argues that global temperatures are not rising because every year and increase…

A: Given margin of error = 0.15 Every year an increase of 0.08 degrees C is reported.

Q: dy de y =(x-1)(x+1) If x=3 equals ? then

A:

Q: Suppose that a person learns y items in x hours, as given by y = 20/x,0sxs9. Find the rate of…

A: Given y=20x       0≤x≤9The rate of learning in x hours is definedby derivative of y wrt…

Q: What is the counterexample of x/x=1

A: Follow the steps.

Q: Jamal's scores for the first two times he took the SATs were 2050, and 2140. What must he score, at…

A:

Q: Which is larger:√2.1 −√2 or√9.1 −√9? Explain using the Linear Approximation.

A: To identify using the linear approximation, which is larger out of √2.1 −√2 and √9.1 −√9.

Q: The coefficient of a contrast must sum to 1

A: Given statement :  The coefficient of a contrast must sum to 1

Q: af(x,yz) -

A:

Q: Find f(t). 2s + 3 s2 + 4s + 13,

A:

Q: ek. che line of best fit is y=-0.4x+ 6.92. ent Time spent -x exercising, y s) (in hours) 10- 6.58 8.…

A: In this question, The equation of the line of best fit is given for predicting the time spent…

Q: Since the 2-score in freestyle is [Select] score in backstroke, his time in freestyle when compared…

A: here use z-score  z = x- μσ

Q: Decia was just issued a citation for driving 27 mph over the speed limit. If each town sets its…

A:

Q: Philippine Airlines finds that 60% of the 120 flights are on time in flying southbound. Of 170…

A: Given: Population proportion (p) = 0.60 Number of flights (n) = 170 Number of flights that are on…

Q: Suppose z – 2z +x=5, What is the value of y ?

A:

Q: Explain the forward difference equation?

A: Statement: For a linear interpolation between the current data value (x0,y0) and the future data…

Q: (2) S 1 x= V1-x²

A: Solution

Q: Write down a solution to y' = 4(y − 5) that tends to −∞ as t →∞.

A:

Q: When does the right side go down in the end behavior a degree?

A:

Q: Find f(-5e3* + VE)dt

A:

Q: 3) If y varies directly with x and y is -6 when x is 2, what is x when y is -22?

A: Since you have asked multiple question, we will solve the first question for you as per our guide…

Q: (zin z + 5)dz

A: The given integral is [xlnx+5] limit from 1 to 3.

Q: If a patient's left foot is cooler than the average, would you expect the patient's right foot to be…

A: Solution: I would expect the patient's right foot to be cooler  than average

Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.