sho77
sho77
08-07-2020
Mathematics
contestada
A – If P(n,4) = 20 × P(n,2), determine the value of n.
Respuesta :
mani82ebra
mani82ebra
08-07-2020
Answer:
P(n,4)÷P(n,2)
= (n-2)(n-3)
20 = 4 × 5 (two consecutive numbers)
(n-2)(n-3)=5×4
n-2=5
n=7
Answer Link
VER TODAS LAS RESPUESTAS ( 67+ )
Otras preguntas
What type of plants have flowers?
WILL GIVE BRAINLIEST) Which term describes this transformation? A) rotation B) reflection C) translation
Based on dulles's speech, what conclusions can you draw concerning the motivations that led eisenhower to embrace this strategy as the guiding foreign policy of
Can you guys pls help me out
Which most accurately names a situation in which a country wields power over or has impact on a territory? international sovereignty balkanization sphere of in
This list of facts would be MOST useful to a student writing a report titled A) The Impeachment Process B) How a Bill Becomes a Law. C) Recent Constitutional Am
2x + 5y = -6 Y-intercept (____,____) X-intercept (____,____)
Brainliest + Points Can you please explain why choice C is correct? I'm confused how'd I got this wrong
What’s the square root of 5
Hey! I'm taking a culinary class and my teacher wants me to bake a cake from scratch. Whats is a good recipe i could use? Please explain step by step!!!!!