1) A equação x² +49 tem como solução

Recuperação R2 2tri 9ano 2024

Quiz
•
Mathematics
•
9th Grade
•
Medium
MIGUEL NORBERTO GLAAB
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10 questions
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1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
não tem solução em reais
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
2) Qual das equações te como solução x'= 3 e x" = 8?
x^2 - 11x +24 = 0
x^2 + 11x +24 = 0
x^2 - 24x +11 = 0
x^2 - 11x -24 = 0
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
3) Considere a equação 3x - x² - 15 = 0. Quais os valores de a , b e c
a = 1, b = 3, c = -15
a = -1, b = 3, c = -15
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
4) Dois ângulos são chamados alternos internos quando:
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
5) Ângulos opostos pelo vértice são
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
6) São elementos da circunferência
perímetro, área, volume
Centro, raio, diâmetro, corda, tangente, secante
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
7) Se a ângulo central mede 78°, qual a medida do ângulo inscrito?
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