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LUIGITINGSON05IN
Answered

grade8 subject math

1.if x = 3 is a solution of the equation x2 + Rx + 15 = 0 find the value of R
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Sagot :

LEYZERAMLAIN

Answer:

R= -8

Step-by-step explanation:

x=3

x²+Rx+15=0

3²+R(3)+15=0

9+3R+15=0

3R=-15-9

3R=-24

3. 3

R= -8

OBERIONASH02IN

Answer:

answer sa bBa

Step-by-step explanation:

Answer:

weigh the avidence

(The Weigh the Evidence tool supports thinking across sources and developing evidence-based conclusions about historical and social issues through discussion. ... Students talk through possible claims that the evidence supports and reason about how the evidence supports

Explanation:

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