7 câu Trắc nghiệm Toán 10 chân trời sáng tạo Nhị thức Newton (Nhận biết) có đáp án

(a + b)⁵ = a⁵ + 5a⁴b – 10a³b² + 10a²b³ – 5ab⁴ + b⁵;

(a – b)⁵ = a⁵ – 5a⁴b + 10a³b² – 10a²b³ + 5ab⁴ + b⁵;

(a + b)⁵ = a⁵ + 5a⁴b + 10a³b² + 10a²b³ + 5ab⁴ + b⁵;

(a – b)⁵ = a⁵ + 5a⁴b – 10a³b² + 10a²b³ – 5ab⁴ + b⁵.

(x + y)⁴;

(x – y)⁴;

(x + y)⁵;

(x – y)⁵.

$2^4-{4.2}^3.\sqrt{5}+{6.2}^2.{\left(\sqrt{5}\right)}^2-\mathrm{4.2.}{\left(\sqrt{5}\right)}^3+{\left(\sqrt{5}\right)}^4$;

$2^4+{4.2}^3.\sqrt{5}+{6.2}^2.{\left(\sqrt{5}\right)}^2+\mathrm{4.2.}{\left(\sqrt{5}\right)}^3+{\left(\sqrt{5}\right)}^4$;

$2^4+{5.2}^3.\sqrt{5}+{10.2}^2.{\left(\sqrt{5}\right)}^2+\mathrm{5.2.}{\left(\sqrt{5}\right)}^3+{\left(\sqrt{5}\right)}^4$;

$2^4+{4.2}^3.\sqrt{5}-{6.2}^2.{\left(\sqrt{5}\right)}^2+\mathrm{4.2.}{\left(\sqrt{5}\right)}^3+{\left(\sqrt{5}\right)}^4$.

4;

5;

6;

7.

97;

98;

99;

100.

n + 1;

n;

n – 1;

1.