15x²+16x+4 =0 (ax² +bx +c=0)
Δ = b²-4ac =256 - 4×15×4 =16
x1 = (-b+√Δ) / 2a = (-16+√16) / 30 =( -16+4) / 30 = -12/30 = - 2/5
x2 = (-b -√Δ) / 2a = (-16 -√16) / 30 = (-16 -4) /30 = -20/30 = -2/3
Answer:
8
Step-by-step explanation:8+8+8=24
Answer:
p = 308
Step-by-step explanation:
Answer:
Answer is n^4
Step-by-step explanation:
You add the exponent when they are multiplying and have the same base
