20. Write the first 4 terms of the sequence defined by the recursive
rule. (4.1 and 14.2))
a. f(1) = 3, f(n) = f(n-1) + 4, n > 1
b. f(1) = -2, f(n) = f(n-1) -3,n> 1
c. f(1) = 3, f(n)= f(n-1).-2,n22
d. f(1) = -2, f(n)= f(n-1) -4,0 2 2

Which math sentence can be used to determine if the triangle is a right triangle?

1. which of the following algebraic equations is equivalent to ? x^n = a a^n = x a^x = n x^a = n 2. 16^1/4= 1/2 2 4 3. (-36)^1/2= -6 1/6 no real number 4. 8^2/3= 4 8 16√2 )^5/2= 7,776 1/7,776 no real number 6. m ^ the square root of a^2m simplified is: 7. the square root of 3^3 times the square root of 2 simplified and in radical form is:

Three baby penguins and their father were sitting on an iceberg 0.50.50, point, 5 meters above the surface of the water. the father dove down 4.74.74, point, 7 meters from the iceberg into the water to catch dinner for his kids. what is the father penguin's position relative to the surface of the water?