In index form, 49 can be expressed as (7^2). This notation indicates that 49 is equal to 7 raised to the power of 2. The base, 7, is the number being multiplied by itself (in this case, twice), and the exponent, 2, represents the number of times the base is multiplied by itself.
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Oh, dude, you're hitting me with some math lingo now! So, like, 49 in index form is 7^2. It's like saying 7 raised to the power of 2 because 7 multiplied by 7 equals 49. It's just a fancy way of showing off your math skills, you know?