Factorise. t²+14t+49= (----)(----)
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Answered by
1
Answer:
(-7)(-7)
Step-by-step explanation:
=>t²+14t+49=0
=>t²+7t+7t+49=0
=>t(t+7)+7(t+7)=0
=>(t+7)(t+7)=0
=> •t+7=0. or. •t+7=0
=> •t=-7. or. •t=-7
therefore,
t²+14t+49=(-7)(-7)
Answered by
0
Answer:
X= -7 or X= -7
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