PCHA FINAL EXAM NEWEST 2025 WITH
CORRECR QUESTIONS AND ACTUAL
ANSWERS,GRADED A+[IIBRAND NEW].
limit definition - ANSWERS-f(x+h) - f(x) / h
parametric equations for ferris wheel - ANSWERS-x(t) = a * sin(t)
y(t) = a * -cos(t) + k
derivative of tan(x) - ANSWERS-sec2(x)
derivative of sec(x) - ANSWERS-sec(x)tan(x)
derivative of csc(x) - ANSWERS--csc(x)cot(x)
derivative of a^x - ANSWERS-(a^x)*ln(a)*(da/dx)
derivative of ln(a) - ANSWERS-1/a * (da/dx)
derivative of cot(x) - ANSWERS--csc2(x)
explicit geometric sequence - ANSWERS-a(n) = a(1) * r^(n-1)
derivative of log a (u) - ANSWERS-1/(u * ln(a) * (du/dx)
recursive arithmetic sequence - ANSWERS-a(n+1) = a(n) + d
explicit arithmetic sequence - ANSWERS-a(n) = a(1) + d(n-1)
recursive geometric sequence - ANSWERS-a(n+1) = a(n)*r
arithmetic summation notation - ANSWERS-n
∑ a(k) = S(n)
CORRECR QUESTIONS AND ACTUAL
ANSWERS,GRADED A+[IIBRAND NEW].
limit definition - ANSWERS-f(x+h) - f(x) / h
parametric equations for ferris wheel - ANSWERS-x(t) = a * sin(t)
y(t) = a * -cos(t) + k
derivative of tan(x) - ANSWERS-sec2(x)
derivative of sec(x) - ANSWERS-sec(x)tan(x)
derivative of csc(x) - ANSWERS--csc(x)cot(x)
derivative of a^x - ANSWERS-(a^x)*ln(a)*(da/dx)
derivative of ln(a) - ANSWERS-1/a * (da/dx)
derivative of cot(x) - ANSWERS--csc2(x)
explicit geometric sequence - ANSWERS-a(n) = a(1) * r^(n-1)
derivative of log a (u) - ANSWERS-1/(u * ln(a) * (du/dx)
recursive arithmetic sequence - ANSWERS-a(n+1) = a(n) + d
explicit arithmetic sequence - ANSWERS-a(n) = a(1) + d(n-1)
recursive geometric sequence - ANSWERS-a(n+1) = a(n)*r
arithmetic summation notation - ANSWERS-n
∑ a(k) = S(n)
