HELPWILL GIVE BRAINLIEST IF CORRECT AND REASONABLE!! 1. A certain function fits the following description: As the value of x
increases by 1 each time, the value of y decreases by the square of x.
Is this function linear or nonlinear? Explain your reasoning.
2. What is the value of x that makes the relation {(2,4), (3, 6), (8, x)} a
function?
3. Write an arithmetic sequence whose common difference is -2.5

please see attachment :)

If (x-2) 2= 49, then x could be a. -9 b. -7 c.- 2 d. 5 e.9

Arandomized controlled trial is designed to evaluate the effect of metoprolol in patients with heart failure. while preparing for statistical analysis, the researcher reviews some common types of statistical errors. which of the following statements is true regarding a type i error in a clinical study? a. the study is not significantly powered to detect a true difference between study groups. bthe null hypothesis is true but is rejected in error. c. the null hypothesis is false but is accepted in error. d. type i error is also known as beta and is usually 0.1 or 0.2. e. type i error depends on the study's confidence interval.

Melissa is purchasing a $160,000 home and her bank is offering her a 30-year mortgage at a 4.9% interest rate. in order to lower her monthly payment, melissa will make a 20% down payment and will purchase 3 points. what will her monthly mortgage payment be? a. $645.98 b. $650.46 c. $662.93 d. $606.69