Answer:λ= v X f
v= λ X f
f= λ X v
v= λ / f
Step-by-step explanation:
Answer:
19/41
Step-by-step explanation:
this fraction cannot be simplified since 19 is a prime number.
Answer:
x = - 1/6 + √-119/6, and, - 1/6 - √-119/6
Step-by-step explanation:
Using the quadratic formula which is: - b ± √b² - 4ac / 2a
a = 3, b = 1, c = 10
- 1 ± √1² -4 * 3 * 10 / 2 * 3
- 1 ± √1 - 120 / 6
-1 ± √-119 / 6
= -1/6 + √119/6, or - 1/6 - √-119/6
Sin (A) = BC/AB = 21/75= 7/25
